<?php
function myFunction($arg1 = '', $arg2 = '') {
return 'My args: ' . $arg1 . ' & ' . $arg2;
}
$arg1 = "foo";
$result = myFunction($arg1);
var_dump($result === 'My args: ' . $arg1 . ' & ' . $arg2);
$arg1 = "foo";
$arg2 = null;
$result = myFunction($arg1, $arg2);
var_dump($result === 'My args: ' . $arg1 . ' & ' . $arg2);
$arg1 = "foo";
$arg2 = "bar";
$result = myFunction($arg1, $arg2);
var_dump($result === 'My args: ' . $arg1 . ' & ' . $arg2);
- Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
- Warning: Undefined variable $arg2 in /in/uuuTU on line 8
bool(true)
bool(true)
bool(true)
- Output for 5.0.4 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0 - 7.2.33, 7.3.12 - 7.3.31, 7.4.0 - 7.4.25, 7.4.27 - 7.4.33
- Notice: Undefined variable: arg2 in /in/uuuTU on line 8
bool(true)
bool(true)
bool(true)
- Output for 7.3.32 - 7.3.33, 7.4.26
- bool(true)
bool(true)
bool(true)
- Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.3
- Notice: Undefined variable: arg2 in /in/uuuTU on line 8
bool(true)
bool(true)
bool(true)
preferences:
228.11 ms | 402 KiB | 354 Q