Php Programming Code Examples Php > Strings Code Examples In some application you'll need to have zero filled values for example In some application you'll need to have zero filled values for example Array(50,60,44,null,3); To this Array(050,060,044,000,003); This could be usefull for example when you test user data with database values, or to do any math calculus ... <?PHP /** * Return zerofilled value * * @param integer $field * @param integer $digits * @return string */ function zerofilled($field, $digits = 3){ $n = strlen($field); if ($n<=$digits) { for ($i = 1;$i<=($digits-$n);$n++) $field = "0$field"; } return $field; } // sample usage $data = array(50,60,44,null,3); foreach ($data as $k=>$v) { echo "result $k = ".zerofilled($v,2)."\n"; } ?>
