最近做PHP采集，发几个实用的函数

//获得当前的脚本网址function get_php_url(){ if(!empty($_SERVER[ REQUEST_URI ])){ $scriptName = $_SERVER[ REQUEST_URI ]; $nowurl = $scriptName; }else{ $scriptName = $_SERVER[ PHP_SELF ]; if(empty($_SERVER[ QUERY_STRING ])) $nowurl = $scriptName; else $nowurl = $scriptName. ? .$_SERVER[ QUERY_STRING ]; } return $nowurl;}//把全角数字转为半角数字function GetAlabNum($fnum){ $nums = array( ０ , １ , ２ , ３ , ４ , ５ , ６ , ７ , ８ , ９ ); $fnums = 0123456789 ; for($i=0;$i<=9;$i++) $fnum = str_replace($nums[$i],$fnums[$i],$fnum); $fnum =... 查看详细内容 >>