/**
 * 简单hash算法
 *
 * @param 
 * @arrange (512.笔记) jb51.cc
 **/
function SimpleHash($str){    
 
    $n = 0;
 
    // The magic happens here:
    // I just loop trough all letters and add the
    // ASCII value to a integer variable. 
    for ($c=0; $c < strlen($str); $c++)
        $n += ord($str[$c]);
 
    // After we went trough all letters
    // we have a number that represents the
    // content of the string
 
    return $n;
}
//调用方法：
$TestString = 'jb51.cc';
 
print SimpleHash($TestString); 
 
// returns: 1620


/***   来自编程之家 jb51.cc（jb51.cc）   ***/