| 123 | 123.01 | array("123",123) | true | false | null | |
| (string) | "123" | "123.01" | "Array" | "1" | "" | "" |
| (int) | 123 | 123 | 1 | 1 | 0 | 0 |
| (float) | 123 | 123.01 | 1 | 1 | 0 | 0 |
| (boolean) | true | true | true | true | false | false |
| (array) |
array(1) { [0]=> int(123) }
|
array(1) { [0]=> float(123.12) }
|
array(2) { [0]=> string(4) "name" [1]=> string(3) "age" }
|
array(1) { [0]=> bool(true) }
|
array(1) { [0]=> bool(false) }
|
array(0) {
}
|
原文：http://www.cnblogs.com/natian-ws/p/6549740.html