{"id":101,"date":"2014-07-24T23:14:29","date_gmt":"2014-07-24T15:14:29","guid":{"rendered":"http:\/\/www.codeeel.com\/?p=101"},"modified":"2014-07-24T23:14:29","modified_gmt":"2014-07-24T15:14:29","slug":"php%e9%ad%94%e6%b3%95%e6%96%b9%e6%b3%95%e6%94%b6%e9%9b%86","status":"publish","type":"post","link":"https:\/\/www.codeeel.com\/?p=101","title":{"rendered":"PHP\u9b54\u6cd5\u65b9\u6cd5\u6536\u96c6"},"content":{"rendered":"

\u9b54\u672f\u51fd\u6570<\/p>\n

1.__construct()<\/p>\n

\u5b9e\u4f8b\u5316\u5bf9\u8c61\u65f6\u88ab\u8c03\u7528\uff0c<\/p>\n

\u5f53__construct\u548c\u4ee5\u7c7b\u540d\u4e3a\u51fd\u6570\u540d\u7684\u51fd\u6570\u540c\u65f6\u5b58\u5728\u65f6\uff0c__construct\u5c06\u88ab\u8c03\u7528\uff0c\u53e6\u4e00\u4e2a\u4e0d\u88ab\u8c03\u7528\u3002<\/p>\n

2.__destruct()<\/p>\n

\u5f53\u5220\u9664\u4e00\u4e2a\u5bf9\u8c61\u6216\u5bf9\u8c61\u64cd\u4f5c\u7ec8\u6b62\u65f6\u88ab\u8c03\u7528\u3002<\/p>\n

3.__call()<\/p>\n

\u5bf9\u8c61\u8c03\u7528\u67d0\u4e2a\u65b9\u6cd5\uff0c<\/p>\n

\u82e5\u65b9\u6cd5\u5b58\u5728\uff0c\u5219\u76f4\u63a5\u8c03\u7528\uff1b<\/p>\n

\u82e5\u4e0d\u5b58\u5728\uff0c\u5219\u4f1a\u53bb\u8c03\u7528__call\u51fd\u6570\u3002<\/p>\n

4.__get()<\/p>\n

\u8bfb\u53d6\u4e00\u4e2a\u5bf9\u8c61\u7684\u5c5e\u6027\u65f6\uff0c<\/p>\n

\u82e5\u5c5e\u6027\u5b58\u5728\uff0c\u5219\u76f4\u63a5\u8fd4\u56de\u5c5e\u6027\u503c\uff1b<\/p>\n

\u82e5\u4e0d\u5b58\u5728\uff0c\u5219\u4f1a\u8c03\u7528__get\u51fd\u6570\u3002<\/p>\n

5.__set()<\/p>\n

\u8bbe\u7f6e\u4e00\u4e2a\u5bf9\u8c61\u7684\u5c5e\u6027\u65f6\uff0c<\/p>\n

\u82e5\u5c5e\u6027\u5b58\u5728\uff0c\u5219\u76f4\u63a5\u8d4b\u503c\uff1b<\/p>\n

\u82e5\u4e0d\u5b58\u5728\uff0c\u5219\u4f1a\u8c03\u7528__set\u51fd\u6570\u3002<\/p>\n

6.__toString()<\/p>\n

\u6253\u5370\u4e00\u4e2a\u5bf9\u8c61\u7684\u65f6\u88ab\u8c03\u7528\u3002\u5982echo $obj;\u6216print $obj;<\/p>\n

7.__clone()<\/p>\n

\u514b\u9686\u5bf9\u8c61\u65f6\u88ab\u8c03\u7528\u3002\u5982\uff1a$t=new Test();$t1=clone $t;<\/p>\n

8.__sleep()<\/p>\n

serialize\u4e4b\u524d\u88ab\u8c03\u7528\u3002\u82e5\u5bf9\u8c61\u6bd4\u8f83\u5927\uff0c\u60f3\u5220\u51cf\u4e00\u70b9\u4e1c\u4e1c\u518d\u5e8f\u5217\u5316\uff0c\u53ef\u8003\u8651\u4e00\u4e0b\u6b64\u51fd\u6570\u3002<\/p>\n

9.__wakeup()<\/p>\n

unserialize\u65f6\u88ab\u8c03\u7528\uff0c\u505a\u4e9b\u5bf9\u8c61\u7684\u521d\u59cb\u5316\u5de5\u4f5c\u3002<\/p>\n

10.__isset()<\/p>\n

\u68c0\u6d4b\u4e00\u4e2a\u5bf9\u8c61\u7684\u5c5e\u6027\u662f\u5426\u5b58\u5728\u65f6\u88ab\u8c03\u7528\u3002\u5982\uff1aisset($c->name)\u3002<\/p>\n

11.__unset()<\/p>\n

unset\u4e00\u4e2a\u5bf9\u8c61\u7684\u5c5e\u6027\u65f6\u88ab\u8c03\u7528\u3002\u5982\uff1aunset($c->name)\u3002<\/p>\n

12.__set_state()<\/p>\n

\u8c03\u7528var_export\u65f6\uff0c\u88ab\u8c03\u7528\u3002\u7528__set_state\u7684\u8fd4\u56de\u503c\u505a\u4e3avar_export\u7684\u8fd4\u56de\u503c\u3002<\/p>\n

13.__autoload()<\/p>\n

\u5b9e\u4f8b\u5316\u4e00\u4e2a\u5bf9\u8c61\u65f6\uff0c\u5982\u679c\u5bf9\u5e94\u7684\u7c7b\u4e0d\u5b58\u5728\uff0c\u5219\u8be5\u65b9\u6cd5\u88ab\u8c03\u7528\u3002<\/p>\n

\u9b54\u672f\u5e38\u91cf<\/p>\n

1.__LINE__<\/p>\n

\u8fd4\u56de\u6587\u4ef6\u4e2d\u7684\u5f53\u524d\u884c\u53f7\u3002<\/p>\n

2.__FILE__<\/p>\n

\u8fd4\u56de\u6587\u4ef6\u7684\u5b8c\u6574\u8def\u5f84\u548c\u6587\u4ef6\u540d\u3002\u5982\u679c\u7528\u5728\u5305\u542b\u6587\u4ef6\u4e2d\uff0c\u5219\u8fd4\u56de\u5305\u542b\u6587\u4ef6\u540d\u3002\u81ea PHP 4.0.2 \u8d77\uff0c__FILE__ \u603b\u662f\u5305\u542b\u4e00\u4e2a\u7edd\u5bf9\u8def\u5f84\uff0c\u800c\u5728\u6b64\u4e4b\u524d\u7684\u7248\u672c\u6709\u65f6\u4f1a\u5305\u542b\u4e00\u4e2a\u76f8\u5bf9\u8def\u5f84\u3002<\/p>\n

3.__FUNCTION__<\/p>\n

\u8fd4\u56de\u51fd\u6570\u540d\u79f0\uff08PHP 4.3.0 \u65b0\u52a0\uff09\u3002\u81ea PHP 5 \u8d77\u672c\u5e38\u91cf\u8fd4\u56de\u8be5\u51fd\u6570\u88ab\u5b9a\u4e49\u65f6\u7684\u540d\u5b57\uff08\u533a\u5206\u5927\u5c0f\u5199\uff09\u3002\u5728 PHP 4 \u4e2d\u8be5\u503c\u603b\u662f\u5c0f\u5199\u5b57\u6bcd\u7684\u3002<\/p>\n

4.__CLASS__<\/p>\n

\u8fd4\u56de\u7c7b\u7684\u540d\u79f0\uff08PHP 4.3.0 \u65b0\u52a0\uff09\u3002\u81ea PHP 5 \u8d77\u672c\u5e38\u91cf\u8fd4\u56de\u8be5\u7c7b\u88ab\u5b9a\u4e49\u65f6\u7684\u540d\u5b57\uff08\u533a\u5206\u5927\u5c0f\u5199\uff09\u3002\u5728 PHP 4 \u4e2d\u8be5\u503c\u603b\u662f\u5c0f\u5199\u5b57\u6bcd\u7684\u3002<\/p>\n

5.__METHOD__<\/p>\n

\u8fd4\u56de\u7c7b\u7684\u65b9\u6cd5\u540d\uff08PHP 5.0.0 \u65b0\u52a0\uff09\u3002\u8fd4\u56de\u8be5\u65b9\u6cd5\u88ab\u5b9a\u4e49\u65f6\u7684\u540d\u5b57\uff08\u533a\u5206\u5927\u5c0f\u5199\uff09\u3002<\/p>\n

\uff081\uff09\u521d\u8bc6\u9b54\u672f\u65b9\u6cd5<\/p>\n

Php5.0\u53d1\u5e03\u4ee5\u6765\u4e3a\u6211\u4eec\u63d0\u4f9b\u4e86\u5f88\u591a\u9762\u5411\u5bf9\u8c61\u7684\u7279\u6027,\u5c24\u5176\u662f\u4e3a\u6211\u4eec\u63d0\u4f9b\u4e86\u597d\u591a\u6613\u7528\u7684\u9b54\u672f\u65b9\u6cd5\uff0c\u8fd9\u4e9b\u9b54\u672f\u65b9\u6cd5\u53ef\u4ee5\u8ba9\u6211\u4eec\u7b80\u5316\u6211\u4eec\u7684\u7f16\u7801\uff0c\u66f4\u597d\u7684\u8bbe\u8ba1\u6211\u4eec\u7684\u7cfb\u7edf\u3002\u4eca\u5929\u6211\u4eec\u5c31\u6765\u8ba4\u8bc6\u4e0bphp5.0\u7ed9\u6211\u4eec\u63d0\u4f9b\u7684\u9b54\u672f\u65b9\u6cd5\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u9b54\u672f\u51fd\u6570 1.__construct() \u5b9e\u4f8b\u5316\u5bf9\u8c61\u65f6\u88ab\u8c03\u7528\uff0c \u5f53__construct\u548c\u4ee5\u7c7b\u540d\u4e3a\u51fd\u6570\u540d\u7684\u51fd\u6570\u540c\u65f6\u5b58\u5728\u65f6\uff0c__construct\u5c06\u88ab\u8c03\u7528\uff0c\u53e6\u4e00\u4e2a\u4e0d\u88ab\u8c03\u7528\u3002 2.__destruct() \u5f53\u5220\u9664\u4e00\u4e2a\u5bf9\u8c61\u6216\u5bf9\u8c61\u64cd\u4f5c\u7ec8\u6b62\u65f6\u88ab\u8c03\u7528\u3002 3.__call() \u5bf9\u8c61\u8c03\u7528\u67d0\u4e2a\u65b9\u6cd5\uff0c \u82e5\u65b9\u6cd5\u5b58\u5728\uff0c\u5219\u76f4\u63a5\u8c03\u7528\uff1b \u82e5\u4e0d\u5b58\u5728\uff0c<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[6],"tags":[63],"_links":{"self":[{"href":"https:\/\/www.codeeel.com\/index.php?rest_route=\/wp\/v2\/posts\/101"}],"collection":[{"href":"https:\/\/www.codeeel.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.codeeel.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.codeeel.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.codeeel.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=101"}],"version-history":[{"count":2,"href":"https:\/\/www.codeeel.com\/index.php?rest_route=\/wp\/v2\/posts\/101\/revisions"}],"predecessor-version":[{"id":103,"href":"https:\/\/www.codeeel.com\/index.php?rest_route=\/wp\/v2\/posts\/101\/revisions\/103"}],"wp:attachment":[{"href":"https:\/\/www.codeeel.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=101"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.codeeel.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=101"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.codeeel.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=101"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}