array_fill_keys
(PHP 5 >= 5.2.0)
array_fill_keys — Fill an array with values, specifying keys
说明
array array_fill_keys
( array $keys
, mixed $value
)
Fills an array with the value of the value parameter, using the values of the keys array as keys.
参数
- keys
-
Array of values that will be used as keys
- value
-
Either an string or an array of values
返回值
Returns the filled array
范例
Example#1 array_fill_keys() example
<?php
$keys = array('foo', 5, 10, 'bar');
$a = array_fill_keys($keys, 'banana');
print_r($a);
?>
上例将输出：
Array ( [foo] => banana [5] => banana [10] => banana [bar] => banana )