public static boolean checkInputExist(str _inputStr,str _checkStr)
{
int byteLen;
int errorPos;
System.String checkB;
int ii;
boolean ret;
checkB = _checkStr;
for(ii = 1; ii <= strLen(_inputStr); ii++)
{
ret = checkB.Contains(subStr(_inputStr, ii, 1));
if(!ret)
{
return true;
}
}
return false;
}