Question

How to insert an item at a specific position in an array with PHP

Answer 1

$arr = [3, 8, 0, 5, 2, 8];
    
$pos = 2;
$value = 99;
 
$arr = array_merge(array_slice($arr, 0, $pos), array($value), array_slice($arr, $pos));

print_r($arr);





/*
run:

Array
(
    [0] => 3
    [1] => 8
    [2] => 99
    [3] => 0
    [4] => 5
    [5] => 2
    [6] => 8
)

*/

 

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Answer 2

$arr = [3, 8, 0, 5, 2, 8];
    
$pos = 2;
$value = 99;
 
array_splice($arr, $pos, 0, $value);

print_r($arr);





/*
run:

Array
(
    [0] => 3
    [1] => 8
    [2] => 99
    [3] => 0
    [4] => 5
    [5] => 2
    [6] => 8
)

*/

 

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Answer 3

$arr = array("php"=>"99", "c"=>"108", "c++"=>"31");
    
$pos = 2;
$value = array('java' => '101');
 
$arr = array_slice($arr, 0, $pos) + $value + array_slice($arr, $pos);
 
print_r($arr);





/*
run:

Array
(
    [php] => 99
    [c] => 108
    [java] => 101
    [c++] => 31
)

*/

 

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