JavaScript获取当前运行脚本文件所在目录的方法

DirectoryUtility = {

  // function getCurrentDirectory: returns currentDirectory path 

  // with a trailing backslash.

  getCurrentDirectory : function ( ) {

    var scriptFullName = WScript.ScriptFullName;

    var scriptName = WScript.ScriptName;

    return scriptFullName.substr ( 0, scriptFullName.lastIndexOf ( scriptName ) );

  }

}

/* 用法 */

DirectoryUtility.getCurrentDirectory ( );