PHP array_fill_keys() 函数
PHP 教程
· 2019-01-22 07:42:24
实例
用给定的指定键名的键值填充数组:
<?php
$keys=array("a","b","c","d");
$a1=array_fill_keys($keys,"blue");
print_r($a1);
?>
$keys=array("a","b","c","d");
$a1=array_fill_keys($keys,"blue");
print_r($a1);
?>
定义和用法
array_fill_keys() 函数用给定的指定键名的键值填充数组。
语法
array_fill_keys(keys,value);
| 参数 | 描述 |
|---|---|
| keys | 必需。数组,其值将被用于填充数组的键名。 |
| value | 必需。规定用于填充数组的键值。 |
技术细节
| 返回值: | 返回填充的数组。 |
|---|---|
| PHP 版本: | 5.2+ |
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