| $var= | var_dump($var) |
|---|---|
| 0 | int(0) |
| 0.0 | float(0) |
| 1 | int(1) |
| 3.14 | float(3.14) |
| "0" | string(1) "0" |
| "1" | string(1) "1" |
| "" | string(0) "" |
| " " | string(1) " " |
| "toto" | string(4) "toto" |
| null | NULL |
| array(1) | array(1) { [0]=> int(1) } |
| $myObj | object(addition_class)#1 (0) { } |
| true | bool(true) |
| false | bool(false) |