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- 函数参考
- 进程控制扩展
- pht
- pht\Vector
pht\Vector::resize
(PECL pht >= 0.0.1)
pht\Vector::resize — Resizes a vector
说明
public pht\Vector::resize ( int$size
[, mixed $value = 0
] ) : void
Resizes the vector. If it is enlarged, then the value
parameter will be used to fill in the new slots. If it is made smaller,
then the end values will be truncated.
参数
-
size -
The new size of the vector.
-
value -
The value to initialise the empty vector slots to (only used if the vector is enlarged).
返回值
No return value.
范例
Example #1 Resizing a vector
<?php
use pht\Vector;
$vector = new Vector(1);
var_dump($vector);
$vector->resize(2, 1);
var_dump($vector);
$vector->resize(1, 2); // unused second arg
var_dump($vector);
以上例程会输出：
object(pht\Vector)#1 (1) {
[0]=>
int(0)
}
object(pht\Vector)#1 (2) {
[0]=>
int(0)
[1]=>
int(1)
}
object(pht\Vector)#1 (1) {
[0]=>
int(0)
}
User Contributed Notes
There are no user contributed notes for this page.官方地址：https://www.php.net/manual/en/pht-vector.resize.php