{"id":205,"date":"2013-07-02T15:57:46","date_gmt":"2013-07-02T07:57:46","guid":{"rendered":"http:\/\/blog.feizhaojun.com\/?p=205"},"modified":"2013-07-03T14:26:27","modified_gmt":"2013-07-03T06:26:27","slug":"php%e6%96%87%e4%bb%b6%e6%93%8d%e4%bd%9c%ef%bc%88php%e8%af%bb%e5%86%99%e6%96%87%e4%bb%b6%ef%bc%89","status":"publish","type":"post","link":"https:\/\/feizhaojun.com\/?p=205","title":{"rendered":"PHP\u6587\u4ef6\u64cd\u4f5c\uff08PHP\u8bfb\u5199\u6587\u4ef6\uff09"},"content":{"rendered":"

PHP\u8bfb\u53d6\u6587\u4ef6\u53ef\u4ee5\u8bfb\u53d6\u5f53\u524d\u670d\u52a1\u5668\u6216\u8fdc\u7a0b\u670d\u52a1\u5668\u4e2d\u7684\u6587\u4ef6\u3002\u5176\u6b65\u9aa4\u662f\uff1a\u6253\u5f00\u6587\u4ef6\u3001\u8bfb\u6587\u4ef6\u548c\u5173\u95ed\u6587\u4ef6\u3002<\/p>\n

1.\u6253\u5f00\u6587\u4ef6
\n\u4f7f\u7528PHP\u51fd\u6570fopen()\u6253\u5f00\u4e00\u4e2a\u6587\u4ef6\uff0cfopen()\u4e00\u822c\u4f7f\u75282\u4e2a\u53c2\u6570\u8868\u793a\u6253\u5f00\u6587\u4ef6\u7684\u8def\u5f84\u548c\u6587\u4ef6\u6a21\u5f0f\u3002\u6bd4\u5982\uff1a<\/p>\n

[PHP]
\n$fp=fopen(\"..\/cnbruce.txt\",'w');
\n[\/PHP]<\/p>\n

\u5176\u4e2d \"..\/cnbruce.txt\" \u5c31\u8868\u793a\u6253\u5f00\u7684cnbruce.txt\u6587\u4ef6\u7684\u8def\u5f84\uff08\u76f8\u5bf9\u5f53\u524d\u6267\u884c\u7a0b\u5e8f\u6587\u4ef6\u7684\u8def\u5f84\uff09\uff0c'w'\u8868\u793a\u4ee5\u53ea\u5199\u7684\u65b9\u5f0f\u6253\u5f00\u8be5\u6587\u672c\u6587\u4ef6\u3002<\/p>\n

\u9644\u5f55\uff1afopen()\u51fd\u6570\u7684\u6587\u4ef6\u6a21\u5f0f\u603b\u7ed3
\n[php]
\nr \u53ea\u8bfb\u2014\u2014\u8bfb\u6a21\u5f0f\uff0c\u6253\u5f00\u6587\u4ef6\uff0c\u4ece\u6587\u4ef6\u5934\u5f00\u59cb\u8bfb
\nr+ \u53ef\u8bfb\u53ef\u5199\u65b9\u5f0f\u6253\u5f00\u6587\u4ef6\uff0c\u4ece\u6587\u4ef6\u5934\u5f00\u59cb\u8bfb\u5199
\nw \u53ea\u5199\u2014\u2014\u5199\u65b9\u5f0f\u6253\u5f00\u6587\u4ef6\uff0c\u540c\u65f6\u628a\u8be5\u6587\u4ef6\u5185\u5bb9\u6e05\u7a7a\uff0c\u628a\u6587\u4ef6\u6307\u9488\u6307\u5411\u6587\u4ef6\u5f00\u59cb\u5904\u3002\u5982\u679c\u8be5\u6587\u4ef6\u5df2\u7ecf\u5b58\u5728\uff0c\u5c06\u5220\u9664\u6587\u4ef6\u5df2\u6709\u5185\u5bb9\uff1b\u5982\u679c\u8be5\u6587\u4ef6\u4e0d\u5b58\u5728\uff0c\u5219\u5efa\u7acb\u8be5\u6587\u4ef6
\nw+ \u53ef\u8bfb\u53ef\u5199\u65b9\u5f0f\u6253\u5f00\u6587\u4ef6\uff0c\u540c\u65f6\u628a\u8be5\u6587\u4ef6\u5185\u5bb9\u6e05\u7a7a\uff0c\u628a\u6587\u4ef6\u6307\u9488\u6307\u5411\u6587\u4ef6\u5f00\u59cb\u5904\u3002\u5982\u679c\u8be5\u6587\u4ef6\u4e0d\u5b58\u5728\uff0c\u5219\u5efa\u7acb\u8be5\u6587\u4ef6
\na \u8ffd\u52a0 \u4ee5\u53ea\u5199\u65b9\u5f0f\u6253\u5f00\u6587\u4ef6\uff0c\u628a\u6587\u4ef6\u6307\u9488\u6307\u5411\u6587\u4ef6\u672b\u5c3e\u5904\u3002\u5982\u679c\u8be5\u6587\u4ef6\u4e0d\u5b58\u5728\uff0c\u5219\u5efa\u7acb\u8be5\u6587\u4ef6
\na+ \u8ffd\u52a0 \u4ee5\u53ef\u8bfb\u53ef\u5199\u65b9\u5f0f\u6253\u5f00\u6587\u4ef6\uff0c\u628a\u6587\u4ef6\u6307\u9488\u6307\u5411\u6587\u4ef6\u672b\u5c3e\u5904\u3002\u5982\u679c\u8be5\u6587\u4ef6\u4e0d\u5b58\u5728\uff0c\u5219\u5efa\u7acb\u8be5\u6587\u4ef6
\nb \u4e8c\u8fdb\u5236 \u7528\u4e8e\u4e8e\u5176\u4ed6\u6a21\u5f0f\u8fdb\u884c\u8fde\u63a5\u3002\u5efa\u8bae\u4f7f\u7528\u8be5\u9009\u9879\uff0c\u4ee5\u83b7\u5f97\u66f4\u5927\u7a0b\u5ea6\u7684\u53ef\u79fb\u690d\u6027
\n[\/php]<\/p>\n

\u6ce8\u610f\uff0c\u5982\u679cfopen()\u51fd\u6570\u8c03\u7528\u5931\u8d25\uff0c\u51fd\u6570\u5c06\u8fd4\u56defalse\u3002\u5426\u5219\u8fd4\u56de\u6307\u9488\u6570\u636e\u3002\u6240\u4ee5\u4e00\u822c\u5728\u6253\u5f00\u4e86\u6587\u4ef6\u540e\\\u8bfb\u5199\u6587\u4ef6\u524d\u9700\u8981\u68c0\u6d4b\u4e0b\u6587\u4ef6\u662f\u5426\u5b58\u5728\u3002<\/p>\n

[PHP]
\n @$fp=fopen(\"http:\/\/www.cnbruce.com\/abc123\",'w');
\nif (!$fp)
\n{
\necho'\u6587\u4ef6\u4e0d\u5b58\u5728';
\nexit;
\n}
\n?>
\n[\/PHP]<\/p>\n

 <\/p>\n

2.\u8bfb\u53d6\u6587\u4ef6<\/p>\n

\u4f7f\u7528fgets()\u51fd\u6570\u3002<\/p>\n

\u8be5\u51fd\u6570\u53ef\u4ee5\u4ece\u6587\u4ef6\u4e2d\u6bcf\u6b21\u8bfb\u53d6\u4e00\u884c\u5185\u5bb9\uff0c\u5176\u4e0d\u65ad\u8bfb\u5165\u6570\u636e\uff0c\u503c\u5230\u9047\u5230\u672c\u884c\u7684\u6362\u884c\u7b26\uff0c\u6216\u8005\u5168\u6587\u7684\u7ed3\u675f\u7b26\u53f7EOF\u3002<\/p>\n

\u4ecb\u4e8efgets()\u51fd\u6570\u53ea\u80fd\u8bfb\u53d6\u4e00\u884c\u6570\u636e\uff0c\u6240\u4ee5\u82e5\u9700\u8981\u8bfb\u53d6\u6587\u4ef6\u7684\u6240\u6709\u6570\u636e\uff0c\u987b\u4f7f\u7528\u5faa\u73af\u8bed\u53e5\u6765\u5b8c\u6210\u3002<\/p>\n

feof()\u51fd\u6570<\/b>\u662f\u7528\u6765\u68c0\u6d4b\u6587\u4ef6\u662f\u5426\u7ed3\u675f\u7684\u3002\u8be5\u51fd\u6570\u552f\u4e00\u53c2\u6570\u5c31\u662f\u6587\u4ef6\u6307\u9488\uff08\u5373$fp\u5bf9\u5e94\u6253\u5f00\u7684\u6587\u4ef6\uff09\u3002<\/p>\n

[php]<\/p>\n

while(!feof($fp)){<\/p>\n

$read=fgets($fp);<\/p>\n

echo $read;<\/p>\n

}<\/p>\n

[\/php]<\/p>\n

\u5728PHP\u4e2d\u8fd8\u53ef\u4ee5\u4f7f\u7528readfile()\u51fd\u6570<\/b>\u4e00\u6b21\u8bfb\u53d6\u6574\u4e2a\u6587\u4ef6\u3002\u8be5\u51fd\u6570\u5305\u62ec\u4e86\u6253\u5f00\u6587\u4ef6\u3001\u8bfb\u53d6\u6587\u4ef6\u5e76\u8f93\u51fa\u5230\u6d4f\u89c8\u5668\u4e2d\u548c\u5173\u95ed\u6587\u4ef6\u3002<\/p>\n

[php]<\/p>\n

<?php
\n$bruce=readfile(\"http:\/\/www.cnbruce.com\");
\necho $bruce;
\n?><\/p>\n

[\/php]<\/p>\n

3.\u5173\u95ed\u6587\u4ef6\u3002<\/p>\n

\u4f7f\u7528fclose()\u5173\u95ed\u6587\u4ef6\u3002<\/p>\n

[php]<\/p>\n

fclose($fp);<\/p>\n

[\/php]<\/p>\n

 <\/p>\n

4.\u5199\u5165\u6587\u4ef6\u3002<\/p>\n

php\u5199\u5165\u6587\u4ef6\u4f7f\u7528fwrite()\u51fd\u6570\u3002<\/p>\n

[php]<\/p>\n

<?php<\/p>\n

fwrite($fp,\"Hello world!\");<\/p>\n

?><\/p>\n

[\/php]<\/p>\n

 <\/p>\n

5.\u5176\u4ed6\u51fd\u6570<\/p>\n

file_get_contents()\uff1a<\/b>\u4e00\u4e2a\u66f4\u7b80\u5355\u7684\u65b9\u6cd5\u6765\u8bfb\u53d6\u6587\u4ef6
\nfile_exists()\uff1a<\/b>\u67e5\u770b\u6587\u4ef6\u662f\u5426\u5b58\u5728\uff0c\u8fd4\u56de\u5e03\u5c14\u503c
\nfilesize()\uff1a<\/b>\u67e5\u770b\u6587\u4ef6\u5927\u5c0f\uff0c\u53ef\u76f4\u63a5echo\u8f93\u51fa
\nunlink()\uff1a<\/b>\u5220\u9664\u6587\u4ef6\uff0c\u6ce8\u610fPHP\u4e2d\u6ca1\u6709delete\u51fd\u6570\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

PHP\u8bfb\u53d6\u6587\u4ef6\u53ef\u4ee5\u8bfb\u53d6\u5f53\u524d\u670d\u52a1\u5668\u6216\u8fdc\u7a0b\u670d\u52a1\u5668\u4e2d\u7684\u6587\u4ef6\u3002\u5176\u6b65\u9aa4\u662f\uff1a\u6253\u5f00\u6587\u4ef6\u3001\u8bfb\u6587\u4ef6\u548c\u5173\u95ed\u6587\u4ef6\u3002 1.\u6253\u5f00\u6587\u4ef6 \u4f7f\u7528PHP\u51fd…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[29,6],"tags":[],"class_list":["post-205","post","type-post","status-publish","format-standard","hentry","category-29","category-php"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/feizhaojun.com\/index.php?rest_route=\/wp\/v2\/posts\/205","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/feizhaojun.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/feizhaojun.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/feizhaojun.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/feizhaojun.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=205"}],"version-history":[{"count":9,"href":"https:\/\/feizhaojun.com\/index.php?rest_route=\/wp\/v2\/posts\/205\/revisions"}],"predecessor-version":[{"id":214,"href":"https:\/\/feizhaojun.com\/index.php?rest_route=\/wp\/v2\/posts\/205\/revisions\/214"}],"wp:attachment":[{"href":"https:\/\/feizhaojun.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=205"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/feizhaojun.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=205"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/feizhaojun.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=205"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}