[COD] IsValidString

/*
 *  Author: Bruno da Silva
 * www.ips-team.blogspot.com
*/

/*
    - isValidString(string);
    Return true to string valid, else false

  Example:
   ¬£³¢3 = False
   ABC 123 = True

*/
isValidString(string[])
{
    for(new x = 0; string[x]; ++x) switch(string[x]) {
        case 0x20           : continue;
        case 0x41 .. 0x54   : continue;
        case 0x30 .. 0x39   : continue;
        case 0x61 .. 0x7A   : continue;
        default             : return false;
    }
    return true;
}