{"rsdb":{"rid":"353534","subhead":"","postdate":"0","aid":"250777","fid":"86","uid":"1","topic":"1","content":"
\n

\u5229\u7528base64\u52a0\u89e3\u5bc6<\/p> \n

base64_encode\u662f\u52a0\u5bc6,\u800cbase64_decode\u662f\u89e3\u5bc6<\/p> \n

\u8bed\u6cd5:string base64_encode(string data);   \u8bed\u6cd5:string base64_decode(string data);<\/strong><\/strong><\/p> \n

\u52a0\u5bc6\u6848\u4f8b\u5982\u4e0b\uff1a<\/strong><\/strong><\/p> \n

public function encode_file_contents($filename) {
$type=strtolower(substr(strrchr($filename,'.'),1));
if ('php' == $type && is_file($filename) && is_writable($filename)) { \/\/ \u5982\u679c\u662fPHP\u6587\u4ef6 \u5e76\u4e14\u53ef\u5199 \u5219\u8fdb\u884c\u538b\u7f29\u7f16\u7801
$contents = file_get_contents($filename); \/\/ \u5224\u65ad\u6587\u4ef6\u662f\u5426\u5df2\u7ecf\u88ab\u7f16\u7801\u5904 \u7406
$contents = php_strip_whitespace($filename);
\/\/ \u53bb\u9664PHP\u5934\u90e8\u548c\u5c3e\u90e8\u6807\u8bc6
$headerPos = strpos($contents,'<?php');
\/\/ echo $headerPos.'<br>';
\/\/echo $footerPos;\/\/,$footerPos-$headerPos
$contents = substr($contents,$headerPos+5);
$encode = base64_encode(gzdeflate($contents)); \/\/ \u5f00\u59cb\u7f16\u7801
$encode = '<?php'."\\n eva l(gzinflate(base64_decode("."'".$encode."'".")));\\n\\n?>";
return file_put_contents($filename, $encode);
}
return false;
}
public function index(){
$filename = '\u6839\u76ee\u5f55\u4e0b\u7edd\u5bf9\u8def\u5f84.php';
$a=$this->encode_file_contents($filename);
if($a){
echo "OK,\u52a0\u5bc6\u5b8c\u6210\uff01";
}else{
echo "No,\u52a0\u5bc6\u5931\u8d25\uff01";
}
}<\/p> \n<\/div>","orderid":"0","title":"php\u6587\u4ef6\u52a0\u5bc6\u89e3\u5bc6","smalltitle":"","mid":"0","fname":"Delphi","special_id":"0","bak_id":"0","info":"0","hits":"260","pages":"1","comments":"0","posttime":"2019-09-17 14:39:04","list":"1568702344","username":"admin","author":"","copyfrom":"","copyfromurl":"","titlecolor":"","fonttype":"0","titleicon":"0","picurl":"https:\/\/www.cppentry.com\/upload_files\/","ispic":"0","yz":"1","yzer":"","yztime":"0","levels":"0","levelstime":"0","keywords":"php<\/A> \u6587\u4ef6<\/A> \u52a0\u5bc6\u89e3\u5bc6<\/A>","jumpurl":"","iframeurl":"","style":"","template":"a:3:{s:4:\"head\";s:0:\"\";s:4:\"foot\";s:0:\"\";s:8:\"bencandy\";s:0:\"\";}","target":"0","ip":"14.17.22.35","lastfid":"0","money":"0","buyuser":"","passwd":"","allowdown":"","allowview":"","editer":"","edittime":"0","begintime":"0","endtime":"0","description":"php\u6587\u4ef6\u52a0\u5bc6\u89e3\u5bc6","lastview":"1714004481","digg_num":"0","digg_time":"0","forbidcomment":"0","ifvote":"0","heart":"","htmlname":"","city_id":"0"},"page":"1"}