{"id":48462,"date":"2024-12-02T17:27:19","date_gmt":"2024-12-02T09:27:19","guid":{"rendered":"https:\/\/fwq.ai\/blog\/48462\/"},"modified":"2024-12-02T17:27:19","modified_gmt":"2024-12-02T09:27:19","slug":"php-%e5%87%bd%e6%95%b0%e4%b8%8e-java-%e5%87%bd%e6%95%b0%e7%9a%84%e5%b7%ae%e5%bc%82","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/48462\/","title":{"rendered":"PHP \u51fd\u6570\u4e0e Java \u51fd\u6570\u7684\u5dee\u5f02"},"content":{"rendered":"

<\/b> <\/p>\n

PHP \u51fd\u6570\u4e0e Java \u51fd\u6570\u7684\u5dee\u5f02<\/h1>\n

\u5bf9\u4e8e\u4e00\u4e2a\u6587\u7ae0\u5f00\u53d1\u8005\u6765\u8bf4\uff0c\u7262\u56fa\u624e\u5b9e\u7684\u57fa\u7840\u662f\u5341\u5206\u91cd\u8981\u7684\uff0c\u7c73\u4e91\u5c31\u6765\u5e26\u5927\u5bb6\u4e00\u70b9\u70b9\u7684\u638c\u63e1\u57fa\u7840\u77e5\u8bc6\u70b9\u3002\u4eca\u5929\u672c\u7bc7\u6587\u7ae0\u5e26\u5927\u5bb6\u4e86\u89e3\u300aPHP \u51fd\u6570\u4e0e Java \u51fd\u6570\u7684\u5dee\u5f02\u300b\uff0c\u4e3b\u8981\u4ecb\u7ecd\u4e86\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u5feb\u70b9\u6536\u85cf\u8d77\u6765\u5427\uff0c\u5426\u5219\u9700\u8981\u65f6\u5c31\u627e\u4e0d\u5230\u4e86\uff01<\/p>\n

PHP \u548c Java \u51fd\u6570\u7684\u533a\u522b\uff1a\u5b9a\u4e49\u65b9\u5f0f\uff1aPHP \u7528 function \u5173\u952e\u5b57\uff0cJava \u7528 public static \u4fee\u9970\u7b26\u6216 public static void\u3002\u8fd4\u56de\u7c7b\u578b\uff1aPHP \u53ef\u9009\u7c7b\u578b\u63d0\u793a\uff0cJava \u9700\u6307\u5b9a\uff1b\u65e0\u8fd4\u56de\u503c\u5219 PHP \u4e3a NULL\uff0cJava \u4e3a void\u3002\u53c2\u6570\u4f20\u9012\uff1aPHP \u6309\u503c\u4f20\u9012\uff0cJava \u57fa\u672c\u7c7b\u578b\u6309\u503c\u4f20\u9012\uff0c\u5bf9\u8c61\u6309\u5f15\u7528\u4f20\u9012\u3002\u8bbf\u95ee\u6743\u9650\uff1aPHP \u9ed8\u8ba4\u5168\u5c40\uff0cJava \u6709 public\u3001protected\u3001default \u548c private \u56db\u7ea7\u3002<\/p>\n

\"PHP<\/p>\n

PHP \u51fd\u6570\u4e0e Java \u51fd\u6570\u7684\u5dee\u5f02<\/strong><\/p>\n

\u5728 PHP \u548c Java \u8fd9\u4e24\u79cd\u6d41\u884c\u7684\u7f16\u7a0b\u8bed\u8a00\u4e2d\uff0c\u51fd\u6570\u90fd\u7528\u4e8e\u5c06\u4e00\u7ec4\u76f8\u5173\u7684\u4ee3\u7801\u5757\u5c01\u88c5\u6210\u4e00\u4e2a\u53ef\u91cd\u7528\u5355\u5143\u3002\u7136\u800c\uff0c\u8fd9\u4e24\u8005\u5728\u5b9e\u73b0\u548c\u4f7f\u7528\u65b9\u5f0f\u4e0a\u5b58\u5728\u4e00\u4e9b\u5173\u952e\u5dee\u5f02\u3002<\/p>\n

\u51fd\u6570\u5b9a\u4e49<\/strong><\/p>\n

PHP \u51fd\u6570\u4f7f\u7528 function<\/code> \u5173\u952e\u5b57\u5b9a\u4e49\uff0c\u540e\u8ddf\u51fd\u6570\u540d\u79f0\u548c\u53c2\u6570\u5217\u8868\uff08\u5982\u679c\u5b58\u5728\uff09\uff1a<\/p>\n

function myFunction($arg1, $arg2) {\n  \/\/ \u51fd\u6570\u4f53\n}<\/pre>\n
\u53e6\u4e00\u65b9\u9762\uff0cJava \u51fd\u6570\u662f\u4f7f\u7528 public static void<\/code> \u6216 public static<\/code> \u4fee\u9970\u7b26\u5b9a\u4e49\u7684\uff0c\u540e\u8ddf\u65b9\u6cd5\u540d\u79f0\u548c\u53c2\u6570\u5217\u8868\uff1a<\/p>\n
public static void myFunction(int arg1, int arg2) {\n  \/\/ \u51fd\u6570\u4f53\n}<\/pre>\n
\u8fd4\u56de\u7c7b\u578b<\/strong><\/p>\n
PHP \u51fd\u6570\u53ef\u4ee5\u4f7f\u7528\u53ef\u9009\u7684 return<\/code> \u7c7b\u578b\u63d0\u793a\u6765\u6307\u5b9a\u5176\u8fd4\u56de\u503c\u7c7b\u578b\u3002\u5982\u679c\u6ca1\u6709\u6307\u5b9a\u7c7b\u578b\u63d0\u793a\uff0c\u51fd\u6570\u5c06\u8fd4\u56de NULL<\/code>\uff1a<\/p>\n
function myFunction(): int {\n  \/\/ ...\n  return 10;\n}<\/pre>\n
Java \u65b9\u6cd5\u603b\u662f\u6307\u5b9a\u5176\u8fd4\u56de\u503c\u7c7b\u578b\uff0c\u5e76\u4e14\u5982\u679c\u65b9\u6cd5\u6ca1\u6709\u8fd4\u56de\u503c\uff0c\u5219\u5176\u8fd4\u56de\u7c7b\u578b\u5e94\u4e3a void<\/code>\uff1a<\/p>\n
public static int myFunction(int arg1, int arg2) {\n  \/\/ ...\n  return 10;\n}<\/pre>\n
\u53c2\u6570\u4f20\u9012<\/strong><\/p>\n
PHP \u51fd\u6570\u4f7f\u7528\u6309\u503c\u4f20\u9012\u53c2\u6570\uff0c\u8fd9\u610f\u5473\u7740\u5bf9\u51fd\u6570\u53c2\u6570\u6240\u505a\u7684\u66f4\u6539\u4e0d\u4f1a\u5f71\u54cd\u8c03\u7528\u51fd\u6570\u4e2d\u7684\u539f\u59cb\u503c\u3002<\/p>\n
Java \u65b9\u6cd5\u4f7f\u7528\u6309\u503c\u4f20\u9012\u57fa\u672c\u7c7b\u578b\uff08\u5982 int<\/code> \u548c boolean<\/code>\uff09\uff0c\u4f46\u5bf9\u8c61\u6309\u5f15\u7528\u4f20\u9012\u3002\u8fd9\u610f\u5473\u7740\u5bf9\u51fd\u6570\u4e2d\u5bf9\u8c61\u6240\u505a\u7684\u66f4\u6539\u4e5f\u4f1a\u5f71\u54cd\u8c03\u7528\u51fd\u6570\u4e2d\u7684\u539f\u59cb\u5bf9\u8c61\u3002<\/p>\n
\u8bbf\u95ee\u6743\u9650<\/strong><\/p>\n
PHP \u51fd\u6570\u9ed8\u8ba4\u5177\u6709\u5168\u5c40\u4f5c\u7528\u57df\uff0c\u8fd9\u610f\u5473\u7740\u5b83\u4eec\u53ef\u4ee5\u5728\u811a\u672c\u4e2d\u7684\u4efb\u4f55\u4f4d\u7f6e\u8bbf\u95ee\u3002\u53ef\u4ee5\u901a\u8fc7\u5728\u51fd\u6570\u540d\u524d\u52a0\u4e0a private<\/code> \u6216 public<\/code> \u5173\u952e\u5b57\u6765\u9650\u5236\u8bbf\u95ee\u6743\u9650\u3002<\/p>\n
Java \u65b9\u6cd5\u53ef\u4ee5\u5177\u6709\u516c\u5171\uff08public<\/code>\uff09\u3001\u53d7\u4fdd\u62a4\uff08protected<\/code>\uff09\u3001\u9ed8\u8ba4\uff08\u6216\u5305\u5185 default<\/code>\uff09\u548c\u79c1\u6709\uff08private<\/code>\uff09\u56db\u79cd\u8bbf\u95ee\u7ea7\u522b\u3002<\/p>\n
\u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n
PHP<\/strong><\/p>\n
function sum($a, $b) {\n  return $a + $b;\n}\n\n$result = sum(5, 10); \/\/ \u8fd4\u56de 15<\/pre>\n
Java<\/strong><\/p>\n
public static int sum(int a, int b) {\n  return a + b;\n}\n\nint result = sum(5, 10); \/\/ \u8fd4\u56de 15<\/pre>\n
\u7ed3\u8bba<\/strong><\/p>\n
PHP \u548c Java \u51fd\u6570\u5728\u5b9a\u4e49\u3001\u53c2\u6570\u4f20\u9012\u3001\u8fd4\u56de\u503c\u7c7b\u578b\u548c\u8bbf\u95ee\u6743\u9650\u65b9\u9762\u5b58\u5728\u5dee\u5f02\u3002\u7406\u89e3\u8fd9\u4e9b\u5dee\u5f02\u5bf9\u4e8e\u7f16\u5199\u5065\u58ee\u548c\u53ef\u7ef4\u62a4\u7684\u4ee3\u7801\u81f3\u5173\u91cd\u8981\u3002<\/p>\n
\u5230\u8fd9\u91cc\uff0c\u6211\u4eec\u4e5f\u5c31\u8bb2\u5b8c\u4e86\u300aPHP \u51fd\u6570\u4e0e Java \u51fd\u6570\u7684\u5dee\u5f02\u300b\u7684\u5185\u5bb9\u4e86\u3002\u4e2a\u4eba\u8ba4\u4e3a\uff0c\u57fa\u7840\u77e5\u8bc6\u7684\u5b66\u4e60\u548c\u5de9\u56fa\uff0c\u662f\u4e3a\u4e86\u66f4\u597d\u7684\u5c06\u5176\u8fd0\u7528\u5230\u9879\u76ee\u4e2d\uff0c\u6b22\u8fce\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff0c\u5e26\u4f60\u4e86\u89e3\u66f4\u591a\u5173\u4e8e\u7684\u77e5\u8bc6\u70b9\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
PHP \u51fd\u6570\u4e0e Java \u51fd\u6570\u7684\u5dee\u5f02 \u5bf9\u4e8e\u4e00\u4e2a\u6587\u7ae0\u5f00\u53d1\u8005\u6765\u8bf4\uff0c\u7262\u56fa\u624e\u5b9e\u7684\u57fa\u7840\u662f\u5341\u5206\u91cd\u8981\u7684\uff0c\u7c73\u4e91\u5c31\u6765\u5e26\u5927\u5bb6\u4e00\u70b9\u70b9\u7684\u638c\u63e1\u57fa\u7840\u77e5\u8bc6\u70b9\u3002\u4eca\u5929\u672c\u7bc7\u6587\u7ae0\u5e26\u5927\u5bb6\u4e86\u89e3\u300aPHP \u51fd\u6570\u4e0e Java \u51fd\u6570\u7684\u5dee\u5f02\u300b\uff0c\u4e3b\u8981\u4ecb\u7ecd\u4e86\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u5feb\u70b9\u6536\u85cf\u8d77\u6765\u5427\uff0c\u5426\u5219\u9700\u8981\u65f6\u5c31\u627e\u4e0d\u5230\u4e86\uff01 PHP \u548c Java \u51fd\u6570\u7684\u533a\u522b\uff1a\u5b9a\u4e49\u65b9\u5f0f\uff1aPHP \u7528 function \u5173\u952e\u5b57\uff0cJava \u7528 public static \u4fee\u9970\u7b26\u6216 public static void\u3002\u8fd4\u56de\u7c7b\u578b\uff1aPHP \u53ef\u9009\u7c7b\u578b\u63d0\u793a\uff0cJava \u9700\u6307\u5b9a\uff1b\u65e0\u8fd4\u56de\u503c\u5219 PHP \u4e3a NULL\uff0cJava \u4e3a void\u3002\u53c2\u6570\u4f20\u9012\uff1aPHP \u6309\u503c\u4f20\u9012\uff0cJava \u57fa\u672c\u7c7b\u578b\u6309\u503c\u4f20\u9012\uff0c\u5bf9\u8c61\u6309\u5f15\u7528\u4f20\u9012\u3002\u8bbf\u95ee\u6743\u9650\uff1aPHP \u9ed8\u8ba4\u5168\u5c40\uff0cJava \u6709 public\u3001protected\u3001default \u548c private \u56db\u7ea7\u3002 PHP \u51fd\u6570\u4e0e Java \u51fd\u6570\u7684\u5dee\u5f02 \u5728 PHP \u548c Java \u8fd9\u4e24\u79cd\u6d41\u884c\u7684\u7f16\u7a0b\u8bed\u8a00\u4e2d\uff0c\u51fd\u6570\u90fd\u7528\u4e8e\u5c06\u4e00\u7ec4\u76f8\u5173\u7684\u4ee3\u7801\u5757\u5c01\u88c5\u6210\u4e00\u4e2a\u53ef\u91cd\u7528\u5355\u5143\u3002\u7136\u800c\uff0c\u8fd9\u4e24\u8005\u5728\u5b9e\u73b0\u548c\u4f7f\u7528\u65b9\u5f0f\u4e0a\u5b58\u5728\u4e00\u4e9b\u5173\u952e\u5dee\u5f02\u3002 \u51fd\u6570\u5b9a\u4e49 PHP \u51fd\u6570\u4f7f\u7528 function \u5173\u952e\u5b57\u5b9a\u4e49\uff0c\u540e\u8ddf\u51fd\u6570\u540d\u79f0\u548c\u53c2\u6570\u5217\u8868\uff08\u5982\u679c\u5b58\u5728\uff09\uff1a function myFunction($arg1, $arg2) { […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-48462","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/48462","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=48462"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/48462\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=48462"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=48462"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=48462"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}