array_fill

PHP array_fill()函數 (PHP array_fill() Function)

array_fill() function is used to fill the n elements in an array from given index with the specific value.

array_fill()函數用于使用給定索引從給定索引中填充數組中的n個元素。

Syntax:

句法：

    array_fill(index, n, value) : array

Here,

這里，

• index is the starting position from where we have to start filling the elements.

  index是我們必須開始填充元素的起始位置。

• n is the total number of elements to be filled from given “index”.

  n是要根據給定的“索引”填充的元素總數。

• value is any string, integer etc value to be filled.

  value是要填充的任何字符串，整數等值。

Examples:

例子：

    Input:
index = 3
n = 5
value = "Okay"
Output:
Array
(
[3] => Okay
[4] => Okay
[5] => Okay
[6] => Okay
[7] => Okay
)

PHP code:

PHP代碼：

<?php
//filling from 3rd index 
$arr1 = array_fill(3, 5, "Okay");	
print_r ($arr1); 
//filling from 0th index to next 5
//i.e. from index 0 to 4
$arr2 = array_fill(0, 5, "Hello");
print_r ($arr2); 
?>

Output

輸出量

Array
(
[3] => Okay
[4] => Okay
[5] => Okay
[6] => Okay
[7] => Okay
)
Array
(
[0] => Hello
[1] => Hello
[2] => Hello
[3] => Hello
[4] => Hello
)

翻譯自: https://www.includehelp.com/php/array_fill-function-with-example.aspx

array_fill