{"id":30223,"date":"2023-09-05T22:53:45","date_gmt":"2023-07-14T12:43:07","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90php%e8%b0%83%e8%af%95%e3%80%91%e6%9c%89%e7%94%a8%e7%9a%84php%e8%b0%83%e8%af%95%e5%87%bd%e6%95%b0\/"},"modified":"2025-08-12T18:10:28","modified_gmt":"2025-08-12T10:10:28","slug":"%e3%80%90php%e8%b0%83%e8%af%95%e3%80%91%e6%9c%89%e7%94%a8%e7%9a%84php%e8%b0%83%e8%af%95%e5%87%bd%e6%95%b0","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90php%e8%b0%83%e8%af%95%e3%80%91%e6%9c%89%e7%94%a8%e7%9a%84php%e8%b0%83%e8%af%95%e5%87%bd%e6%95%b0\/","title":{"rendered":"\u3010PHP\u8c03\u8bd5\u3011\u6709\u7528\u7684PHP\u8c03\u8bd5\u51fd\u6570"},"content":{"rendered":"<h2>\u9996\u5148\u521d\u6b21\u89c1\u9762\uff0c\u6211\u662f\u4e00\u4e2a\u521a\u5f00\u59cb\u5b66\u4e60\u7f16\u7a0b\u7684bookkuun\u3002<br \/>\n\u6211\u4f1a\u5728Qiita\u4e0a\u8f93\u51fa\u6211\u6240\u5b66\u5230\u7684\u4e1c\u897f\u3002<br \/>\n\u5982\u679c\u5bf9\u6211\u7684\u6587\u7ae0\u6709\u4efb\u4f55\u7591\u95ee\u6216\u5efa\u8bae\uff0c\u8bf7\u6307\u51fa\u5e76\u63d0\u4f9b\u5efa\u8bae\u3002<\/p>\n<p>\u672c\u6b21\u6211\u4eec\u5c06\u6574\u7406\u5173\u4e8ePHP\u8c03\u8bd5\u7684\u5185\u5bb9\u3002<\/p>\n<h2>\u76ee\u6807\u5bf9\u8c61 zh\u011b)<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">PHP\u3092\u5b66\u3073\u59cb\u3081\u3066\u9593\u3082\u306a\u3044\u65b9<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">PHP\u306e\u30c7\u30d0\u30c3\u30b0\u65b9\u6cd5\u3092\u6574\u7406\u3057\u305f\u3044\u65b9<\/ul>\n<h2>\u6784\u6210<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u30c7\u30d0\u30c3\u30b0\u3068\u306f\uff1f<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">PHP\u306e\u30a8\u30e9\u30fc\u306e\u7a2e\u985e<\/ul>\n<\/li>\n<\/ul>\n<p>\u30c7\u30d0\u30c3\u30b0\u65b9\u6cd5<\/p>\n<p>print_r<br \/>\nvar_dump<br \/>\nvar_export<br \/>\nerror_log<\/p>\n<p>\u307e\u3068\u3081<br \/>\n\u304a\u308f\u308a\u306b<br \/>\n\u53c2\u8003\u8cc7\u6599<\/p>\n<h2>\u4ec0\u4e48\u662f\u8c03\u8bd5\uff1f\u8c03\u8bd5\u662f\u6307\u53d1\u73b0\u7a0b\u5e8f\u4e2d\u7684\u9519\u8bef\u548c\u7f3a\u9677\uff0c\u5e76\u8fdb\u884c\u4fee\u6b63\u4ee5\u786e\u4fdd\u5176\u6b63\u786e\u8fd0\u884c\u7684\u8fc7\u7a0b\u3002<\/p>\n<h2>PHP\u9519\u8bef\u7684\u7c7b\u578b<\/p>\n<div>\n<div class=\"post-table\">\u30a8\u30e9\u30fc\u5185\u5bb9Fatal error<br \/>\n\uff08\u81f4\u547d\u7684\u306a\u30a8\u30e9\u30fc\uff09\u51e6\u7406\u3092\u7d99\u7d9a\u3059\u308b\u3053\u3068\u304c\u4e0d\u53ef\u80fd\u306b\u306a\u3063\u305f\u5834\u5408\u306b\u767a\u751f\u3057\u307e\u3059\u3002Parse error<br \/>\n\uff08\u69cb\u6587\u30a8\u30e9\u30fc\uff09\u30b3\u30fc\u30c9\u306e\u6587\u6cd5\u304c\u8aa4\u3063\u3066\u3044\u308b\u3053\u3068\u306b\u767a\u751f\u3057\u307e\u3059\u3002Warning<br \/>\n\uff08\u8b66\u544a\uff09\u51e6\u7406\u3092\u7d99\u7d9a\u3059\u308b\u3053\u3068\u306f\u53ef\u80fd\u3002<br \/>\n\u60f3\u5b9a\u5916\u306e\u554f\u984c\u304c\u8d77\u3053\u3063\u305f\u6642\u306b\u767a\u751f\u3057\u307e\u3059\u3002Notice<br \/>\n\uff08\u6ce8\u610f\uff09\u51e6\u7406\u3092\u7d99\u7d9a\u3059\u308b\u3053\u3068\u306f\u53ef\u80fd\u3002<br \/>\n\u60f3\u5b9a\u5185\u306e\u554f\u984c\u306b\u8d77\u3053\u3063\u305f\u6642\u306b\u767a\u751f\u3057\u307e\u3059\u3002<\/p>\n<hr \/>\n<p>\u53c2\u8003\u8d44\u6599<\/p>\n<p>&#8211; Qiita\uff1aPHP\u9519\u8bef\u7c7b\u578b\u548c\u539f\u56e0<br \/>\n&#8211; Qiita\uff1aPHP\u9519\u8bef\u7c7b\u578b<br \/>\n&#8211; \u57fa\u672c\u4e2d\u7684\u57fa\u672c\uff01PHP\u7f16\u7a0b\u9519\u8bef\u7684\u7c7b\u578b\u548c\u5185\u5bb9 | \u682a\u5f0f\u4f1a\u793eLIG<\/p>\n<hr \/>\n<h2>\u8c03\u8bd5\u65b9\u6cd5<\/p>\n<h3>\u6253\u5370_r<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u5909\u6570\u306e\u5024\u306b\u95a2\u3059\u308b\u60c5\u5831\u3092\u89e3\u308a\u6613\u3044\u5f62\u5f0f\u3067\u8868\u793a\u3057\u307e\u3059\u3002(PHP \u30de\u30cb\u30e5\u30a2\u30eb &#8211; Manual\u5f15\u7528)<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u914d\u5217\u306e\u8868\u793a\u304c\u898b\u3084\u3059\u3044\u3067\u3059\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">true\u306f1\u3068\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">false\u3068NULL\u306f\u4f55\u3082\u8868\u793a\u3055\u308c\u307e\u305b\u3093\u3002<\/ul>\n<p>\u4ee3\u7801\u793a\u4f8b<\/p>\n<pre class=\"post-pre\"><code><span class=\"cp\">&lt;?php<\/span>\r\n\r\n<span class=\"c1\">\/\/\u6574\u6570<\/span>\r\n<span class=\"nv\">$number<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">100<\/span><span class=\"p\">;<\/span>\r\n<span class=\"nb\">print_r<\/span><span class=\"p\">(<\/span><span class=\"nv\">$number<\/span><span class=\"p\">);<\/span>\r\n\r\n<span class=\"c1\">\/\/\u6587\u5b57\u5217<\/span>\r\n<span class=\"nv\">$moji<\/span> <span class=\"o\">=<\/span> <span class=\"s2\">\"sample\"<\/span><span class=\"p\">;<\/span>\r\n<span class=\"nb\">print_r<\/span><span class=\"p\">(<\/span><span class=\"nv\">$moji<\/span><span class=\"p\">);<\/span>\r\n\r\n<span class=\"c1\">\/\/\u771f\u507d\u5024<\/span>\r\n<span class=\"nv\">$shin<\/span> <span class=\"o\">=<\/span> <span class=\"kc\">true<\/span><span class=\"p\">;<\/span>\r\n<span class=\"nv\">$gi<\/span> <span class=\"o\">=<\/span> <span class=\"kc\">false<\/span><span class=\"p\">;<\/span>\r\n<span class=\"nb\">print_r<\/span><span class=\"p\">(<\/span><span class=\"nv\">$shin<\/span><span class=\"p\">);<\/span>\r\n<span class=\"nb\">print_r<\/span><span class=\"p\">(<\/span><span class=\"nv\">$gi<\/span><span class=\"p\">);<\/span>\r\n\r\n<span class=\"c1\">\/\/NULL<\/span>\r\n<span class=\"nv\">$data<\/span> <span class=\"o\">=<\/span> <span class=\"kc\">null<\/span><span class=\"p\">;<\/span>\r\n<span class=\"nb\">print_r<\/span><span class=\"p\">(<\/span><span class=\"nv\">$data<\/span><span class=\"p\">);<\/span>\r\n\r\n<span class=\"c1\">\/\/\u914d\u5217\u306a\u3069<\/span>\r\n<span class=\"nv\">$fruits<\/span> <span class=\"o\">=<\/span> <span class=\"k\">array<\/span><span class=\"p\">(<\/span><span class=\"s1\">'a'<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"s1\">'apple'<\/span><span class=\"p\">,<\/span> <span class=\"s1\">'b'<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"s1\">'banana'<\/span><span class=\"p\">,<\/span> <span class=\"s1\">'c'<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"k\">array<\/span><span class=\"p\">(<\/span><span class=\"s1\">'orange'<\/span><span class=\"p\">,<\/span> <span class=\"s1\">'grape'<\/span><span class=\"p\">,<\/span> <span class=\"s1\">'strawberry'<\/span><span class=\"p\">));<\/span>\r\n<span class=\"nb\">print_r<\/span><span class=\"p\">(<\/span><span class=\"nv\">$fruits<\/span><span class=\"p\">);<\/span>\r\n<\/code><\/pre>\n<p>\u4f7f\u7528\u8fd9\u4e2a\u6d4f\u89c8\u5668\u529f\u80fd\uff08\u901a\u8fc7&lt; pre &gt;\u6807\u7b7e\uff09\u8f93\u51fa\u7ed3\u679c\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"c1\">\/\/$number\uff08\u6574\u6570\uff09<\/span>\r\n<span class=\"mi\">100<\/span>\r\n\r\n<span class=\"c1\">\/\/$moji(\u6587\u5b57\u5217)<\/span>\r\n<span class=\"n\">sample<\/span>\r\n\r\n<span class=\"c1\">\/\/$shin(\u771f\u507d\u5024\/true)<\/span>\r\n<span class=\"mi\">1<\/span>\r\n\r\n<span class=\"c1\">\/\/$gi(\u771f\u507d\u5024\/false)<\/span>\r\n\r\n<span class=\"c1\">\/\/$data(NULL)<\/span>\r\n\r\n<span class=\"c1\">\/\/ $fruits\uff08\u914d\u5217\u306a\u3069\uff09<\/span>\r\n<span class=\"k\">Array<\/span>\r\n<span class=\"p\">(<\/span>\r\n    <span class=\"p\">[<\/span><span class=\"n\">a<\/span><span class=\"p\">]<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"n\">apple<\/span>\r\n    <span class=\"p\">[<\/span><span class=\"n\">b<\/span><span class=\"p\">]<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"n\">banana<\/span>\r\n    <span class=\"p\">[<\/span><span class=\"n\">c<\/span><span class=\"p\">]<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"k\">Array<\/span>\r\n        <span class=\"p\">(<\/span>\r\n            <span class=\"p\">[<\/span><span class=\"mi\">0<\/span><span class=\"p\">]<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"n\">orange<\/span>\r\n            <span class=\"p\">[<\/span><span class=\"mi\">1<\/span><span class=\"p\">]<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"n\">grape<\/span>\r\n            <span class=\"p\">[<\/span><span class=\"mi\">2<\/span><span class=\"p\">]<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"n\">strawberry<\/span>\r\n        <span class=\"p\">)<\/span>\r\n\r\n<span class=\"p\">)<\/span>\r\n<\/code><\/pre>\n<h3>\u6253\u5370\u4fe1\u606f<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u3053\u306e\u95a2\u6570\u306f\u3001\u6307\u5b9a\u3057\u305f\u5f0f\u306b\u95a2\u3057\u3066\u305d\u306e\u578b\u3084\u5024\u3092\u542b\u3080\u69cb\u9020\u5316\u3055\u308c\u305f\u60c5\u5831\u3092\u8fd4\u3057\u307e\u3059\u3002(PHP \u30de\u30cb\u30e5\u30a2\u30eb &#8211; Manual\u5f15\u7528)<\/ul>\n<\/li>\n<\/ul>\n<p>\u8868\u793a\u3067\u304d\u308b\u5909\u6570\u306b\u6307\u5b9a\u306f\u306a\u304f\u3001\u6570\u5024\u3084\u6587\u5b57\u5217\u3001\u914d\u5217\u3068\u3044\u3063\u305f\u69d8\u3005\u306a\u578b\u306e\u5909\u6570\u306e\u5024\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<br \/>\n\u30c7\u30fc\u30bf\u578b\u3084\u69cb\u9020\u306a\u3069\u8a73\u7d30\u306a\u60c5\u5831\u3092\u8868\u793a\u3059\u308b\u306b\u306f\u3001var_dump\u95a2\u6570\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n<p>\u4ee3\u7801\u6837\u4f8b<\/p>\n<pre class=\"post-pre\"><code><span class=\"cp\">&lt;?php<\/span>\r\n\r\n<span class=\"c1\">\/\/\u6574\u6570<\/span>\r\n<span class=\"nv\">$number<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">100<\/span><span class=\"p\">;<\/span>\r\n<span class=\"nb\">var_dump<\/span><span class=\"p\">(<\/span><span class=\"nv\">$number<\/span><span class=\"p\">);<\/span>\r\n\r\n<span class=\"c1\">\/\/\u6587\u5b57\u5217<\/span>\r\n<span class=\"nv\">$moji<\/span> <span class=\"o\">=<\/span> <span class=\"s2\">\"sample\"<\/span><span class=\"p\">;<\/span>\r\n<span class=\"nb\">var_dump<\/span><span class=\"p\">(<\/span><span class=\"nv\">$moji<\/span><span class=\"p\">);<\/span> \r\n\r\n<span class=\"c1\">\/\/\u771f\u507d\u5024<\/span>\r\n<span class=\"nv\">$shin<\/span> <span class=\"o\">=<\/span> <span class=\"kc\">true<\/span><span class=\"p\">;<\/span>\r\n<span class=\"nv\">$gi<\/span> <span class=\"o\">=<\/span> <span class=\"kc\">false<\/span><span class=\"p\">;<\/span>\r\n<span class=\"nb\">var_dump<\/span><span class=\"p\">(<\/span><span class=\"nv\">$shin<\/span><span class=\"p\">);<\/span>\r\n<span class=\"nb\">var_dump<\/span><span class=\"p\">(<\/span><span class=\"nv\">$gi<\/span><span class=\"p\">);<\/span>\r\n\r\n<span class=\"c1\">\/\/NULL<\/span>\r\n<span class=\"nv\">$data<\/span> <span class=\"o\">=<\/span> <span class=\"kc\">null<\/span><span class=\"p\">;<\/span>\r\n<span class=\"nb\">var_dump<\/span><span class=\"p\">(<\/span><span class=\"nv\">$data<\/span><span class=\"p\">);<\/span>\r\n\r\n<span class=\"c1\">\/\/\u914d\u5217\u306a\u3069<\/span>\r\n<span class=\"nv\">$fruits<\/span> <span class=\"o\">=<\/span> <span class=\"k\">array<\/span><span class=\"p\">(<\/span><span class=\"s1\">'a'<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"s1\">'apple'<\/span><span class=\"p\">,<\/span> <span class=\"s1\">'b'<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"s1\">'banana'<\/span><span class=\"p\">,<\/span> <span class=\"s1\">'c'<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"k\">array<\/span><span class=\"p\">(<\/span><span class=\"s1\">'orange'<\/span><span class=\"p\">,<\/span> <span class=\"s1\">'grape'<\/span><span class=\"p\">,<\/span> <span class=\"s1\">'strawberry'<\/span><span class=\"p\">));<\/span>\r\n<span class=\"nb\">var_dump<\/span><span class=\"p\">(<\/span><span class=\"nv\">$fruits<\/span><span class=\"p\">);<\/span>\r\n<\/code><\/pre>\n<p>\u901a\u8fc7\u4f7f\u7528\u6d4f\u89c8\u5668\u548c<\/p>\n<pre>\u6807\u7b7e\u8fdb\u884c\u8f93\u51fa\u3002<\/pre>\n<pre class=\"post-pre\"><code><span class=\"c1\">\/\/$number\uff08\u6574\u6570\uff09<\/span>\r\n<span class=\"nf\">int<\/span><span class=\"p\">(<\/span><span class=\"mi\">100<\/span><span class=\"p\">)<\/span>\r\n\r\n<span class=\"c1\">\/\/$moji\uff08\u6587\u5b57\u5217\uff09<\/span>\r\n<span class=\"nf\">string<\/span><span class=\"p\">(<\/span><span class=\"mi\">6<\/span><span class=\"p\">)<\/span> <span class=\"s2\">\"sample\"<\/span>\r\n\r\n<span class=\"c1\">\/\/$shin(\u771f\u507d\u5024\/true)<\/span>\r\n<span class=\"nf\">bool<\/span><span class=\"p\">(<\/span><span class=\"kc\">true<\/span><span class=\"p\">)<\/span>\r\n\r\n<span class=\"c1\">\/\/$gi(\u771f\u507d\u5024\/false)<\/span>\r\n<span class=\"nf\">bool<\/span><span class=\"p\">(<\/span><span class=\"kc\">false<\/span><span class=\"p\">)<\/span>\r\n\r\n<span class=\"c1\">\/\/$data(NULL)<\/span>\r\n<span class=\"kc\">NULL<\/span>\r\n\r\n<span class=\"c1\">\/\/$fruits\uff08\u914d\u5217\u306a\u3069\uff09<\/span>\r\n<span class=\"k\">array<\/span><span class=\"p\">(<\/span><span class=\"mi\">3<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"p\">[<\/span><span class=\"s2\">\"a\"<\/span><span class=\"p\">]<\/span><span class=\"o\">=&gt;<\/span>\r\n  <span class=\"nf\">string<\/span><span class=\"p\">(<\/span><span class=\"mi\">5<\/span><span class=\"p\">)<\/span> <span class=\"s2\">\"apple\"<\/span>\r\n  <span class=\"p\">[<\/span><span class=\"s2\">\"b\"<\/span><span class=\"p\">]<\/span><span class=\"o\">=&gt;<\/span>\r\n  <span class=\"nf\">string<\/span><span class=\"p\">(<\/span><span class=\"mi\">6<\/span><span class=\"p\">)<\/span> <span class=\"s2\">\"banana\"<\/span>\r\n  <span class=\"p\">[<\/span><span class=\"s2\">\"c\"<\/span><span class=\"p\">]<\/span><span class=\"o\">=&gt;<\/span>\r\n  <span class=\"k\">array<\/span><span class=\"p\">(<\/span><span class=\"mi\">3<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"p\">[<\/span><span class=\"mi\">0<\/span><span class=\"p\">]<\/span><span class=\"o\">=&gt;<\/span>\r\n    <span class=\"nf\">string<\/span><span class=\"p\">(<\/span><span class=\"mi\">6<\/span><span class=\"p\">)<\/span> <span class=\"s2\">\"orange\"<\/span>\r\n    <span class=\"p\">[<\/span><span class=\"mi\">1<\/span><span class=\"p\">]<\/span><span class=\"o\">=&gt;<\/span>\r\n    <span class=\"nf\">string<\/span><span class=\"p\">(<\/span><span class=\"mi\">5<\/span><span class=\"p\">)<\/span> <span class=\"s2\">\"grape\"<\/span>\r\n    <span class=\"p\">[<\/span><span class=\"mi\">2<\/span><span class=\"p\">]<\/span><span class=\"o\">=&gt;<\/span>\r\n    <span class=\"nf\">string<\/span><span class=\"p\">(<\/span><span class=\"mi\">10<\/span><span class=\"p\">)<\/span> <span class=\"s2\">\"strawberry\"<\/span>\r\n  <span class=\"p\">}<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<h3>\u5c06\u4ee5\u4e0b\u5185\u5bb9\u5728\u4e2d\u6587\u4e2d\u539f\u751f\u5730\u590d\u8ff0\uff0c\u8bf7\u53ea\u63d0\u4f9b\u4e00\u79cd\u9009\u9879\uff1a<br \/>\nvar_export<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u6e21\u3055\u308c\u305f\u5909\u6570\u306b\u95a2\u3059\u308b\u69cb\u9020\u5316\u3055\u308c\u305f\u60c5\u5831\u3092\u8fd4\u3057\u307e\u3059\u3002\u3053\u306e\u95a2\u6570\u306f var_dump() \u306b\u4f3c\u3066\u3044\u307e\u3059\u304c\u3001 \u8fd4\u3055\u308c\u308b\u8868\u73fe\u304c\u6709\u52b9\u306a PHP \u30b3\u30fc\u30c9\u3067\u3042\u308b\u3068\u3053\u308d\u304c\u7570\u306a\u308a\u307e\u3059\u3002(PHP \u30de\u30cb\u30e5\u30a2\u30eb &#8211; Manual\u5f15\u7528)<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">print_r\u3068\u8868\u793a\u306f\u4f3c\u3066\u3044\u307e\u3059\u3002var_dump\u3067\u898b\u3065\u3089\u3044\u3068\u304d\u3084\u6587\u5b57\u5217\u3068\u3057\u3066\u51fa\u529b\u3057\u305f\u3044\u3068\u304d\u306a\u3069\u306b\u6d3b\u7528\u3067\u304d\u307e\u3059\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">true\u306ftrue\u3068\u8868\u793a\u3055\u308c\u307e\u3059\u3002(print_r\u306f1\u3068\u8868\u793a\u3055\u308c\u307e\u3059\u3002)<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">false\u3068NULL\u306ffalse\u3068NULL\u3068\u305d\u306e\u307e\u307e\u8868\u793a\u3055\u308c\u307e\u3059\u3002\uff08print_r\u306ffalse\u3068NULL\u306f\u4f55\u3082\u8868\u793a\u3055\u308c\u307e\u305b\u3093\u3002\uff09<\/ul>\n<p>\u4ee3\u7801\u793a\u4f8b (Codes\/example)<br \/>\n\u8303\u4f8b\u4ee3\u7801 (Sample code)<br \/>\n\u7f16\u7801\u793a\u4f8b (Encoding example)<\/p>\n<pre class=\"post-pre\"><code><span class=\"cp\">&lt;?php<\/span>\r\n\r\n<span class=\"c1\">\/\/\u6574\u6570<\/span>\r\n<span class=\"nv\">$number<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">100<\/span><span class=\"p\">;<\/span>\r\n<span class=\"nb\">var_export<\/span><span class=\"p\">(<\/span><span class=\"nv\">$number<\/span><span class=\"p\">);<\/span>\r\n\r\n<span class=\"c1\">\/\/\u6587\u5b57\u5217<\/span>\r\n<span class=\"nv\">$moji<\/span> <span class=\"o\">=<\/span> <span class=\"s2\">\"sample\"<\/span><span class=\"p\">;<\/span>\r\n<span class=\"nb\">var_export<\/span><span class=\"p\">(<\/span><span class=\"nv\">$moji<\/span><span class=\"p\">);<\/span>\r\n\r\n<span class=\"c1\">\/\/\u771f\u507d\u5024<\/span>\r\n<span class=\"nv\">$shin<\/span> <span class=\"o\">=<\/span> <span class=\"kc\">true<\/span><span class=\"p\">;<\/span>\r\n<span class=\"nv\">$gi<\/span> <span class=\"o\">=<\/span> <span class=\"kc\">false<\/span><span class=\"p\">;<\/span>\r\n<span class=\"nb\">var_export<\/span><span class=\"p\">(<\/span><span class=\"nv\">$shin<\/span><span class=\"p\">);<\/span>\r\n<span class=\"nb\">var_export<\/span><span class=\"p\">(<\/span><span class=\"nv\">$gi<\/span><span class=\"p\">);<\/span>\r\n\r\n<span class=\"c1\">\/\/NULL<\/span>\r\n<span class=\"nv\">$data<\/span> <span class=\"o\">=<\/span> <span class=\"kc\">null<\/span><span class=\"p\">;<\/span>\r\n<span class=\"nb\">var_export<\/span><span class=\"p\">(<\/span><span class=\"nv\">$data<\/span><span class=\"p\">);<\/span>\r\n\r\n<span class=\"c1\">\/\/\u914d\u5217\u306a\u3069<\/span>\r\n<span class=\"nv\">$fruits<\/span> <span class=\"o\">=<\/span> <span class=\"k\">array<\/span><span class=\"p\">(<\/span><span class=\"s1\">'a'<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"s1\">'apple'<\/span><span class=\"p\">,<\/span> <span class=\"s1\">'b'<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"s1\">'banana'<\/span><span class=\"p\">,<\/span> <span class=\"s1\">'c'<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"k\">array<\/span><span class=\"p\">(<\/span><span class=\"s1\">'orange'<\/span><span class=\"p\">,<\/span> <span class=\"s1\">'grape'<\/span><span class=\"p\">,<\/span> <span class=\"s1\">'strawberry'<\/span><span class=\"p\">));<\/span>\r\n<span class=\"nb\">var_export<\/span><span class=\"p\">(<\/span><span class=\"nv\">$fruits<\/span><span class=\"p\">);<\/span>\r\n<\/code><\/pre>\n<p>\u51fa\u529b\uff08\u30d6\u30e9\u30a6\u30b6\/<\/p>\n<pre>\u30bf\u30b0\u3092\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u3002\uff09<\/pre>\n<pre class=\"post-pre\"><code><span class=\"c1\">\/\/$number\uff08\u6574\u6570\uff09<\/span>\r\n<span class=\"mi\">100<\/span>\r\n\r\n<span class=\"c1\">\/\/$moji\uff08\u6587\u5b57\u5217\uff09<\/span>\r\n<span class=\"s1\">'sample'<\/span>\r\n\r\n<span class=\"c1\">\/\/$shin(\u771f\u507d\u5024\/true)<\/span>\r\n<span class=\"kc\">true<\/span>\r\n\r\n<span class=\"c1\">\/\/$gi(\u771f\u507d\u5024\/false)<\/span>\r\n<span class=\"kc\">false<\/span>\r\n\r\n<span class=\"c1\">\/\/$data(NULL)<\/span>\r\n<span class=\"kc\">NULL<\/span>\r\n\r\n<span class=\"c1\">\/\/$fruits(\u6587\u5b57\u5217\u306a\u3069)<\/span>\r\n<span class=\"k\">array<\/span> <span class=\"p\">(<\/span>\r\n  <span class=\"s1\">'a'<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"s1\">'apple'<\/span><span class=\"p\">,<\/span>\r\n  <span class=\"s1\">'b'<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"s1\">'banana'<\/span><span class=\"p\">,<\/span>\r\n  <span class=\"s1\">'c'<\/span> <span class=\"o\">=&gt;<\/span> \r\n  <span class=\"k\">array<\/span> <span class=\"p\">(<\/span>\r\n    <span class=\"mi\">0<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"s1\">'orange'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"mi\">1<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"s1\">'grape'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"mi\">2<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"s1\">'strawberry'<\/span><span class=\"p\">,<\/span>\r\n  <span class=\"p\">),<\/span>\r\n<span class=\"p\">)<\/span>\r\n<\/code><\/pre>\n<h3>\u9519\u8bef\u65e5\u5fd7 (w\u00f9 cu\u00f2 r\u00ec zh\u00ec)<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3092 Web \u30b5\u30fc\u30d0\u30fc\u306e\u30a8\u30e9\u30fc\u30ed\u30b0\u3042\u308b\u3044\u306f\u30d5\u30a1\u30a4\u30eb\u306b\u9001\u308a\u307e\u3059\u3002(PHP \u30de\u30cb\u30e5\u30a2\u30eb &#8211; Manual\u5f15\u7528)<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u30a8\u30e9\u30fc\u3092\u30ed\u30b0\u3068\u3057\u3066\u6b8b\u3057\u305f\u3044\u6642\u306b\u4f7f\u7528\u3057\u307e\u3059\u3002<\/ul>\n<p>\u5f53\u5c06print_r\u548cvar_export\u7684\u7b2c\u4e8c\u4e2a\u53c2\u6570\u8bbe\u4e3atrue\u65f6\uff0c\u5b83\u4eec\u5c06\u8fd4\u56de\u4e00\u4e2a\u503c\u3002\u7531\u4e8evar_dump\u4e0d\u8fd4\u56de\u503c\uff0c\u6240\u4ee5\u5728\u8fd9\u91cc\u65e0\u6cd5\u4f7f\u7528\u3002<\/p>\n<p>\u4ee3\u7801\u6837\u4f8b<\/p>\n<pre class=\"post-pre\"><code><span class=\"cp\">&lt;?php<\/span>\r\n<span class=\"nv\">$fruits<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span><span class=\"s1\">'a'<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"s1\">'apple'<\/span><span class=\"p\">,<\/span> <span class=\"s1\">'b'<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"s1\">'banana'<\/span><span class=\"p\">,<\/span> <span class=\"s1\">'c'<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">[<\/span><span class=\"s1\">'orange'<\/span><span class=\"p\">,<\/span> <span class=\"s1\">'grape'<\/span><span class=\"p\">,<\/span> <span class=\"s1\">'strawberry'<\/span><span class=\"p\">]];<\/span>\r\n\r\n<span class=\"c1\">\/\/error_log(\u30e1\u30c3\u30bb\u30fc\u30b8, \u30e1\u30c3\u30bb\u30fc\u30b8\u30bf\u30a4\u30d7, \u51fa\u529b\u5148)<\/span>\r\n<span class=\"c1\">\/\/\u30e1\u30c3\u30bb\u30fc\u30b8\u30bf\u30a4\u30d7<\/span>\r\n<span class=\"c1\">\/\/0\u306e\u5834\u5408\u306f\u6a19\u6e96\u51fa\u529b\u306a\u3069<\/span>\r\n<span class=\"c1\">\/\/1\u306e\u5834\u5408\u306f\u30e1\u30fc\u30eb\u306e\u9001\u4ed8\u5148\u30a2\u30c9\u30ec\u30b9<\/span>\r\n<span class=\"c1\">\/\/3\u306e\u5834\u5408\u306f\u51fa\u529b\u5148\u30d5\u30a1\u30a4\u30eb\u30d1\u30b9<\/span>\r\n\r\n<span class=\"c1\">\/\/print_r\u306e\u5834\u5408<\/span>\r\n<span class=\"nb\">error_log<\/span><span class=\"p\">(<\/span><span class=\"nb\">print_r<\/span><span class=\"p\">(<\/span><span class=\"nv\">$fruits<\/span><span class=\"p\">,<\/span> <span class=\"kc\">true<\/span><span class=\"p\">),<\/span> <span class=\"mi\">3<\/span><span class=\"p\">,<\/span> <span class=\"s2\">\".\/print_r.txt\"<\/span><span class=\"p\">);<\/span>\r\n\r\n<span class=\"c1\">\/\/var_export\u306e\u5834\u5408<\/span>\r\n<span class=\"nb\">error_log<\/span><span class=\"p\">(<\/span><span class=\"nb\">var_export<\/span><span class=\"p\">(<\/span><span class=\"nv\">$fruits<\/span><span class=\"p\">,<\/span> <span class=\"kc\">true<\/span><span class=\"p\">),<\/span> <span class=\"mi\">3<\/span><span class=\"p\">,<\/span> <span class=\"s2\">\".\/var_export.txt\"<\/span><span class=\"p\">);<\/span>\r\n<\/code><\/pre>\n<p>\u65e5\u5fd7\u6587\u4ef6 (j\u00ec zh\u00ec<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">Array<\/span>\r\n<span class=\"p\">(<\/span>\r\n    <span class=\"p\">[<\/span><span class=\"n\">a<\/span><span class=\"p\">]<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"n\">apple<\/span>\r\n    <span class=\"p\">[<\/span><span class=\"n\">b<\/span><span class=\"p\">]<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"n\">banana<\/span>\r\n    <span class=\"p\">[<\/span><span class=\"n\">c<\/span><span class=\"p\">]<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"k\">Array<\/span>\r\n        <span class=\"p\">(<\/span>\r\n            <span class=\"p\">[<\/span><span class=\"mi\">0<\/span><span class=\"p\">]<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"n\">orange<\/span>\r\n            <span class=\"p\">[<\/span><span class=\"mi\">1<\/span><span class=\"p\">]<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"n\">grape<\/span>\r\n            <span class=\"p\">[<\/span><span class=\"mi\">2<\/span><span class=\"p\">]<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"n\">strawberry<\/span>\r\n        <span class=\"p\">)<\/span>\r\n\r\n<span class=\"p\">)<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"k\">array<\/span> <span class=\"p\">(<\/span>\r\n  <span class=\"s1\">'a'<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"s1\">'apple'<\/span><span class=\"p\">,<\/span>\r\n  <span class=\"s1\">'b'<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"s1\">'banana'<\/span><span class=\"p\">,<\/span>\r\n  <span class=\"s1\">'c'<\/span> <span class=\"o\">=&gt;<\/span> \r\n  <span class=\"k\">array<\/span> <span class=\"p\">(<\/span>\r\n    <span class=\"mi\">0<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"s1\">'orange'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"mi\">1<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"s1\">'grape'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"mi\">2<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"s1\">'strawberry'<\/span><span class=\"p\">,<\/span>\r\n  <span class=\"p\">),<\/span>\r\n<span class=\"p\">)<\/span>\r\n<\/code><\/pre>\n<h2>\u603b\u7ed3<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u914d\u5217\u306e\u8981\u7d20\u6570\u3084\u30c7\u30fc\u30bf\u578b\u306a\u3069\u7d30\u304b\u3044\u60c5\u5831\u3092\u78ba\u8a8d\u3057\u305f\u3044\u5834\u5408\u306fvar_dump\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">print_r\u3068var_export\u306f\u4f3c\u3066\u3044\u308b\u304c\u3001\u771f\u507d\u5024\u3084NULL\u306e\u8868\u793a\u304c\u7570\u306a\u308a\u307e\u3059\u3002<\/ul>\n<p>\u5de5\u4f5c\u8868<\/p>\n<div>\n<div class=\"post-table\">\u30c7\u30fc\u30bf\u578b\u5024print_rvar_dumpvar_export\u6574\u6570123123int(123)123\u6587\u5b57\u5217samplesamplestring(6) &#8220;sample&#8221;&#8216;sample&#8217;\u771f\u507d\u5024(true)true1bool(true)true\u771f\u507d\u5024(false)false<br \/>\nbool(false)falseNULLnull<br \/>\nNULLNULL\u914d\u5217\u306a\u3069[&#8216;apple&#8217;, &#8216;orange&#8217;, &#8216;grape&#8217;][0] =&gt; apple<br \/>\n[1] =&gt; orange<br \/>\n[2] =&gt; grapearray(3)<br \/>\n{<br \/>\n[0]=&gt; string(5) &#8220;apple&#8221;<br \/>\n[1]=&gt; string(6) &#8220;orange&#8221;<br \/>\n[2]=&gt; string(5) &#8220;grape&#8221;<br \/>\n}array<br \/>\n(<br \/>\n0 =&gt; &#8216;apple&#8217;,<br \/>\n1 =&gt; &#8216;orange&#8217;,<br \/>\n2 =&gt; &#8216;grape&#8217;,<br \/>\n)<\/p>\n<h2>\u6700\u540e\u975e\u5e38\u611f\u8c22\u60a8\u8bfb\u5230\u6700\u540e\u3002print_r\u548cvar_export\u786e\u5b9e\u76f8\u4f3c\uff0c\u4f46\u5b83\u4eec\u4e4b\u95f4\u5b58\u5728\u8fd9\u6837\u7684\u533a\u522b\u3002\u8fd9\u662f\u4e00\u4e2a\u65b0\u7684\u53d1\u73b0\u3002\u672a\u6765\uff0c\u6211\u5e0c\u671b\u80fd\u591f\u9002\u5f53\u5730\u5229\u7528\u8c03\u8bd5\u51fd\u6570\uff0c\u5c06\u5176\u7528\u4e8e\u89e3\u51b3\u9519\u8bef\u3002<\/p>\n<h2>\u8bf7\u67e5\u9605\u76f8\u5173\u6587\u732ePHP \u624b\u518c &#8211; \u624b\u518c<br \/>\nPHP\u9519\u8bef\u7c7b\u578b\u548c\u539f\u56e0 &#8211; Qiita<br \/>\nPHP\u9519\u8bef\u7c7b\u578b &#8211; Qiita<br \/>\n\u57fa\u672c\u4e2d\u7684\u57fa\u672c! 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