{"id":30776,"date":"2023-10-17T01:05:18","date_gmt":"2022-11-11T14:09:51","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90php%e3%80%91%e5%86%85%e7%bd%ae%e5%87%bd%e6%95%b0\/"},"modified":"2025-08-12T20:46:16","modified_gmt":"2025-08-12T12:46:16","slug":"%e3%80%90php%e3%80%91%e5%86%85%e7%bd%ae%e5%87%bd%e6%95%b0","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90php%e3%80%91%e5%86%85%e7%bd%ae%e5%87%bd%e6%95%b0\/","title":{"rendered":"\u3010PHP\u3011\u5185\u7f6e\u51fd\u6570"},"content":{"rendered":"<h2>\u5185\u7f6e\u51fd\u6570\uff1astrlen<\/h2>\n<p>PHP\u5185\u7f6e\u4e86\u8bb8\u591a\u65b9\u4fbf\u7684\u51fd\u6570\uff0c\u88ab\u79f0\u4e3a\u5185\u7f6e\u51fd\u6570\u3002\u5185\u7f6e\u51fd\u6570&#8221;strlen&#8221;\u7528\u4e8e\u8fd4\u56de\u5b57\u7b26\u4e32\u7684\u5b57\u7b26\u6570\u3002<\/p>\n<pre class=\"post-pre\"><code>echo strlen('string'); \/\/\u6587\u5b57\u5217\u3092\u8fd4\u3059\r\n\/\/\u7d50\u679c: 6\r\n\r\n$lang = 'japanese';\r\necho strlen($lang); \/\/\u5909\u6570\u3082ok\r\n\/\/\u7d50\u679c: 8\r\n<\/code><\/pre>\n<h2>\u5d4c\u5165\u51fd\u6570\uff1a\u8ba1\u6570\/\u968f\u673a<\/h2>\n<p>\u300ccount\u300d\u4f1a\u8fd4\u56de\u6570\u7ec4\u7684\u5143\u7d20\u4e2a\u6570\u3002<br \/>\n\u300crand\u300d\u4f1a\u8fd4\u56de\u7b2c\u4e00\u4e2a\u53c2\u6570\u548c\u7b2c\u4e8c\u4e2a\u53c2\u6570\u4e4b\u95f4\u7684\u968f\u673a\u6574\u6570\u3002<\/p>\n<pre class=\"post-pre\"><code>$data = array('team1','team2','team3','team4');\r\necho count('$data');\r\n\/\/\u7d50\u679c: 4\r\n\r\necho rand(10,15);\r\n\/\/\u7d50\u679c: 10~15\u306e\u30e9\u30f3\u30c0\u30e0\u306a\u6574\u6570\u3092\u8fd4\u3059\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u5185\u7f6e\u51fd\u6570\uff1astrlen PHP\u5185\u7f6e\u4e86\u8bb8\u591a\u65b9\u4fbf\u7684\u51fd\u6570\uff0c\u88ab\u79f0\u4e3a\u5185\u7f6e\u51fd\u6570\u3002\u5185\u7f6e\u51fd\u6570&#8221;strlen&#038;#82 [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[227],"class_list":["post-30776","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-227"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - 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