Ds\Sequence::insert
(PECL ds >= 1.0.0)
Ds\Sequence::insert — Inserts values at a given index
说明
Inserts values into the sequence at a given index.
参数
index-
The index at which to insert.
0 <= index <= count注意:
You can insert at the index equal to the number of values.
values-
The value or values to insert.
返回值
没有返回值。
错误／异常
OutOfRangeException if the index is not valid.
示例
示例 #1 Ds\Sequence::insert() example
<?php
$sequence = new \Ds\Vector();
$sequence->insert(0, "e"); // [e]
$sequence->insert(1, "f"); // [e, f]
$sequence->insert(2, "g"); // [e, f, g]
$sequence->insert(0, "a", "b"); // [a, b, e, f, g]
$sequence->insert(2, ...["c", "d"]); // [a, b, c, d, e, f, g]
var_dump($sequence);
?>以上示例的输出类似于：
object(Ds\Vector)#1 (7) {
[0]=>
string(1) "a"
[1]=>
string(1) "b"
[2]=>
string(1) "c"
[3]=>
string(1) "d"
[4]=>
string(1) "e"
[5]=>
string(1) "f"
[6]=>
string(1) "g"
}
＋添加备注
用户贡献的备注
此页面尚无用户贡献的备注。