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一个php的中文字符串截取函数

WBOY
WBOYOriginal
2016-06-13 10:32:08990browse

(做为现在的主流开发语言)
function cnSubStr($string,$sublen)
{
if($sublen>=strlen($string))
{
return $string;
}
$s="";
for($i=0;$i{
if(ord($string{$i})>127)
{
$s.=$string{$i}.$string{++$i};
continue;
}else{
$s.=$string{$i};
continue;
}
}
return $s;
}// End Function cnSubStr($string,$sublen)


/////////// Use like this :
echo "

__________________________

";
$string="242432反对感是456犯得上广泛大使馆地方7890";
$sublen=strlen($string);
$len=20;
echo $string."

";
echo "总长为:".($sublen+1)."

";
echo "截取数:".$len."

";
for($i=1;$iif($i>$len){
echo $i." ".cnSubStr($string,$i)."…
";
continue;
}
echo $i." ".cnSubStr($string,$i)."
";
}
?>

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