PHP Name2Star

func.n2star.php

<?php
/**
 * NameToStar function
 *
 * @return 打過星號的字串
 * @author 
 **/
function NameToStar($name)
{
    $len=mb_strlen($name,'UTF-8');
    $startnum=0;

    for ( $xyz = 0 ; $xyz < $len ; $xyz++ )
    {
        if ( ($xyz % 2)=='1' )
        {
            $txtlen=strlen(mb_substr($name,$xyz,1,'UTF-8'));
            $name=substr_replace($name, '*', $startnum,$txtlen);
            $startnum+=1;
        }
        else
        {
            $startnum+=strlen(mb_substr($name,$xyz,1,'UTF-8'));
        }
    }

    return $name;
}