function validateForm(&$errors)
{
global $username, $password, $rep_password;
if (!validateRequiredField($username)) {
$errors['username'][] = 'Username required.';
} else {
if (!validateLength($username, 4)) {
$errors['username'][] = 'Username must be 4 characters long.';
}
}
if (!validateRequiredField($password)) {
$errors['password'][] = 'Password required.';
} else {
if (!validateLength($password, 6)) {
$errors['password'][] = 'Password must be 6 characters long.';
}
}
if (!validateRequiredField($rep_password)) {
$errors['rep_password'][] = 'Repeated password required.';
} else {
if (!validateLength($rep_password, 6)) {
$errors['rep_password'][] = 'Repeated password must be 6 characters long.';
}
}
return !empty($errors);
}
function validateForm(&$errors)
{
global $numbers;
if (!validateRequiredField($numbers)) {
$errors['numbers'][] = 'Enter first number';
}
return !empty($errors);
}
function validateForm(&$errors)
{
global $firstNum, $secondNum, $operation;
if (!validateRequiredField($firstNum)) {
$errors['firstNum'][] = 'Enter first number';
}
if (!validateRequiredField($secondNum)) {
$errors['secondNum'][] = 'Enter second number';
}
return !empty($errors);
}
