本文实例讲述了PHP下载远程文件到本地存储的方法。分享给大家供大家参考。具体实现方法如下:
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<?php
function GrabImage( $url , $filename = "" ) {
if ( $url == "" ) return false;
if ( $filename == "" ) {
$ext = strrchr ( $url , "." );
if ( $ext != ".gif" && $ext != ".jpg" ) return false;
$filename = date ( "dMYHis" ). $ext ;
}
ob_start();
readfile( $url );
$img = ob_get_contents();
ob_end_clean();
$size = strlen ( $img );
$fp2 =@ fopen ( $filename , "a" );
fwrite( $fp2 , $img );
fclose( $fp2 );
return $filename ;
}
function gethttpimage( $url ){
if (! empty ( $url )){
$filename =uniqid(). strrchr ( $url , "." );
echo $filename ;
$get_file =@ file_get_contents ( $url );
if ( $get_file ){
$fp =@ fopen ( $filename , "w" );
@fwrite( $fp , $get_file );
@fclose( $fp );
}
return $imgUrl ;
} else {
return false;
}
}
//$img=GrabImage("http://www.zzvips.com/images/logo.gif","");
if ( $img ) echo '<pre><img src="' . $img . '"></pre>' ;
else echo "false" ;
?>
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希望本文所述对大家的php程序设计有所帮助。