{"id":31540,"date":"2023-06-11T05:24:42","date_gmt":"2022-11-14T22:35:44","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90java%e3%80%91java%e4%b8%ad%e5%92%8cequals%e7%9a%84%e5%8c%ba%e5%88%ab\/"},"modified":"2024-04-30T08:18:25","modified_gmt":"2024-04-30T00:18:25","slug":"%e3%80%90java%e3%80%91java%e4%b8%ad%e5%92%8cequals%e7%9a%84%e5%8c%ba%e5%88%ab","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90java%e3%80%91java%e4%b8%ad%e5%92%8cequals%e7%9a%84%e5%8c%ba%e5%88%ab\/","title":{"rendered":"\u3010Java\u3011Java\u4e2d==\u548cequals\u7684\u533a\u522b"},"content":{"rendered":"

\u7f16\u7a0b\u5b66\u4e60\u65e5\u8bb0<\/h1>\n

2020\u5e7411\u670810\u65e5
\n\u6574\u7406\u5173\u4e8eequals\u65b9\u6cd5\u548c==\u8fd0\u7b97\u7b26\u8fdb\u884c\u5b57\u7b26\u4e32\u6bd4\u8f83\u7684\u7528\u6cd5\u7684\u5907\u5fd8\u5f55\u3002<\/p>\n

“==\u548cepuals\u7684\u4e0d\u540c”<\/h1>\n

\u6211\u4eec\u7acb\u5373\u8fdb\u5165\u6b63\u9898\u3002\u5f53\u4f7f\u7528int\u7c7b\u578b\u3001char\u7c7b\u578b\u7b49\u539f\u59cb\u7c7b\u578b\u6bd4\u8f83\u4e24\u4e2a\u503c\u662f\u5426\u76f8\u7b49\u65f6\uff0c\u4f7f\u7528==\u8fd0\u7b97\u7b26\u3002\u800c\u5bf9\u4e8eString\u7c7b\u578b\u7b49\u5f15\u7528\u7c7b\u578b\uff0c\u5219\u4f7f\u7528equals\u65b9\u6cd5\u6765\u8fdb\u884c\u6bd4\u8f83\u3002<\/p>\n

\u5f53\u4f7f\u7528==\u8fd0\u7b97\u7b26\u6bd4\u8f83String\u7c7b\u578b\u7b49\u5f15\u7528\u7c7b\u578b\u65f6\uff0c\u5e76\u975e\u6bd4\u8f83\u503c\u662f\u5426\u76f8\u7b49\uff0c\u800c\u662f\u6bd4\u8f83\u5f15\u7528\u6240\u6307\u7684\u4f4d\u7f6e\u662f\u5426\u76f8\u540c\u3002<\/p>\n

\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u793a\u4f8b\u4ee3\u7801\u6765\u5b9e\u9645\u8fd0\u884c\u9a8c\u8bc1\u4e00\u4e0b\u3002<\/p>\n

public<\/span> static<\/span> void<\/span> main<\/span>(<\/span>String<\/span>[]<\/span> args<\/span>)<\/span> {<\/span>\r\n    \/\/ String\u578b\u5909\u6570\u306estr1\u3068str2\u3092\u540c\u3058\u6587\u5b57\u5217\u3067\u521d\u671f\u5316<\/span>\r\n    String<\/span> str1<\/span> =<\/span> \"hello\"<\/span>;<\/span>\r\n    String<\/span> str2<\/span> =<\/span> \"hello\"<\/span>;<\/span>\r\n\r\n    if<\/span>(<\/span>str1<\/span> ==<\/span> str2<\/span>)<\/span>\r\n        System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"str1=str2 (==\u3067\u6bd4\u8f03) \"<\/span>);<\/span>\r\n    else<\/span>\r\n        System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"str1\u2260str2 (==\u3067\u6bd4\u8f03) \"<\/span>);<\/span>\r\n\r\n    \/\/ \u540c\u3058\u6587\u5b57\u5217\u3092\u8ffd\u52a0<\/span>\r\n    str1<\/span> +=<\/span> \"!\"<\/span>;<\/span>\r\n    str2<\/span> +=<\/span> \"!\"<\/span>;<\/span>\r\n\r\n    if<\/span>(<\/span>str1<\/span> ==<\/span> str2<\/span>)<\/span>\r\n        System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"str1=str2 (==\u3067\u6bd4\u8f03) \"<\/span>);<\/span>\r\n    else<\/span>\r\n        System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"str1\u2260str2 (==\u3067\u6bd4\u8f03) \"<\/span>);<\/span>\r\n\r\n    if<\/span>(<\/span>str1<\/span>.<\/span>equals<\/span>(<\/span>str2<\/span>))<\/span>\r\n        System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"str1=str2 (equals\u3067\u6bd4\u8f03) \"<\/span>);<\/span>\r\n    else<\/span>\r\n        System<\/span>.<\/span>out<\/span>.<\/span>println<\/span>(<\/span>\"str1\u2260str2 (equals\u3067\u6bd4\u8f03) \"<\/span>);<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n
str1=str2 (==\u3067\u6bd4\u8f03) \r\nstr1\u2260str2 (==\u3067\u6bd4\u8f03) \r\nstr1=str2 (equals\u3067\u6bd4\u8f03) \r\n<\/code><\/pre>\n
\u5728Java\u4e2d\uff0c\u6211\u4eec\u5c06\u4e24\u4e2aString\u7c7b\u578b\u7684\u53d8\u91cfstr1\u548cstr2\u521d\u59cb\u5316\u4e3a\u76f8\u540c\u7684\u5b57\u7b26\u4e32\uff0c\u5e76\u6dfb\u52a0\u76f8\u540c\u7684\u5b57\u7b26\u4e32\u3002\u5982\u679c\u6211\u4eec\u4f7f\u7528”==”\u8fd0\u7b97\u7b26\u8fdb\u884c\u6bd4\u8f83\uff0c\u5c06\u8fd4\u56defalse\uff1b\u5982\u679c\u6211\u4eec\u4f7f\u7528equals\u65b9\u6cd5\u8fdb\u884c\u6bd4\u8f83\uff0c\u5219\u8fd4\u56detrue\u3002\u5c3d\u7ba1\u5728\u58f0\u660e\u548c\u521d\u59cb\u5316\u65f6\uff0cString\u7c7b\u578b\u88ab\u89c6\u4e3a\u4f2a\u57fa\u672c\u7c7b\u578b\uff0c\u4f46\u662f\u5728\u6dfb\u52a0\u5b57\u7b26\u4e32\u65f6\uff0c\u5b83\u88ab\u89c6\u4e3a\u5f15\u7528\u7c7b\u578b\u3002\u56e0\u6b64\uff0c\u5373\u4f7f\u503c\u76f8\u540c\uff0c\u4f46\u662f\u5f15\u7528\u6307\u5411\u4e0d\u540c\uff0c\u6240\u4ee5\u4f7f\u7528”==”\u8fd0\u7b97\u7b26\u8fdb\u884c\u6bd4\u8f83\u4f1a\u8fd4\u56defalse\u3002<\/p>\n
\u6587\u732e\u5f15\u7528<\/h1>\n
\u57fa\u672c\u7c7b\u578b\u7684\u6bd4\u8f83\u4e0e\u5f15\u7528\u7c7b\u578b\u7684\u6bd4\u8f83
\n\u3010\u901f\u4e60Java\u3011\u201d==\u201d\u548c\u201dequals\u201d\u7684\u533a\u522b\uff08\u8fd8\u89e3\u91ca\u4e86\u5426\u5b9a\u7684\u65b9\u6cd5\uff09<\/p>\n","protected":false},"excerpt":{"rendered":"
\u7f16\u7a0b\u5b66\u4e60\u65e5\u8bb0 2020\u5e7411\u670810\u65e5 \u6574\u7406\u5173\u4e8eequals\u65b9\u6cd5\u548c==\u8fd0\u7b97\u7b26\u8fdb\u884c\u5b57\u7b26\u4e32\u6bd4\u8f83\u7684\u7528\u6cd5\u7684\u5907\u5fd8\u5f55\u3002 &# […]<\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-31540","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"\n\u3010Java\u3011Java\u4e2d==\u548cequals\u7684\u533a\u522b - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u3010java\u3011java\u4e2d\u548cequals\u7684\u533a\u522b\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u3010Java\u3011Java\u4e2d==\u548cequals\u7684\u533a\u522b\" \/>\n<meta property=\"og:description\" content=\"\u7f16\u7a0b\u5b66\u4e60\u65e5\u8bb0 2020\u5e7411\u670810\u65e5 \u6574\u7406\u5173\u4e8eequals\u65b9\u6cd5\u548c==\u8fd0\u7b97\u7b26\u8fdb\u884c\u5b57\u7b26\u4e32\u6bd4\u8f83\u7684\u7528\u6cd5\u7684\u5907\u5fd8\u5f55\u3002 &# […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u3010java\u3011java\u4e2d\u548cequals\u7684\u533a\u522b\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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