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【www.gdgbn.com--thinkphp】
这段代码是ThinkPHP框架中的，感觉很常用，所以单独拎出来，大家共同学习一下。
function auto_charset($fContents,$from="",$to="")
{
if( strtoupper($from) === strtoupper($to) || empty($fContents) || (is_scalar($fContents) && !is_string($fContents)) ){
//如果编码相同或者非字符串标量则不转换
return $fContents;
}
$from = strtoupper($from)=="UTF8"? "utf-8":$from;
$to = strtoupper($to)=="UTF8"? "utf-8":$to;
if(is_string($fContents) ) {
if(function_exists("mb_convert_encoding")){
return mb_convert_encoding ($fContents, $to, $from);
}elseif(function_exists("iconv")){
return iconv($from,$to,$fContents);
}else{
exit("转换失败");
return $fContents;
}
}
elseif(is_array($fContents)){
foreach ( $fContents as $key => $val ) {
$_key = auto_charset($key,$from,$to);
$fContents[$_key] = auto_charset($val,$from,$to);
if($key != $_key ) {
unset($fContents[$key]);
}
}
return $fContents;
}
elseif(is_object($fContents)) {
$vars = get_object_vars($fContents);
foreach($vars as $key=>$val) {
$fContents->$key = auto_charset($val,$from,$to);
}
return $fContents;
}
else{
return $fContents;
}
}