Mary Smith
Mary Smith
Programming language:PHP
2021-05-27 01:51:34
0
Q:

Deleting an element from an array in PHP

Mai Khanh
Mai Khanh
Code: PHP
2021-02-11 10:50:37 
$colors = array("blue","green","red");

//delete element in array by value "green"
if (($key = array_search("green", $colors)) !== false) {
    unset($colors[$key]);
}
9
Frank Allen
Frank Allen
Code: PHP
2021-07-11 14:19:17 
//Delete array items with unset(no re-index) or array_splice(re-index)
$colors = array("red","blue","green");                             
unset($colors[1]);//remove second element, do not re-index array

$colors = array("red","blue","green");
array_splice($colors, 1, 1); //remove second element, re-index array
10
Luc
Luc
Code: PHP
2021-03-11 14:00:27 
$array = [0 => "a", 1 => "b", 2 => "c"];
unset($array[1]); //Key which you want to delete
/*
$array:
[
    [0] => a
    [2] => c
]
*/
//OR
$array = [0 => "a", 1 => "b", 2 => "c"];
array_splice($array, 1, 1);//Offset which you want to delet
/*
$array:
[
    [0] => a
    [1] => c
]
*/
6
m2cit
m2cit
Code: PHP
2021-03-11 13:57:19 
$arr = array('a' => 1, 'b' => 2, 'c' => 3);
unset($arr['b']);

// RESULT: array('a' => 1, 'c' => 3)

$arr = array(1, 2, 3);
array_splice($arr, 1, 1);

// RESULT: array(0 => 1, 1 => 3)
2

Tags

Related

New to Communities?

Join the community