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array_diff( [312, 401, 15, 401, 3], [401] ) // removing 401 returns [312, 15, 3]
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$colors = array("blue","green","red");
//delete element in array by value "green"
if (($key = array_search("green", $colors)) !== false) {
unset($colors[$key]);
}
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if (in_array('strawberry', $array))
{
unset($array[array_search('strawberry',$array)]);
}
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<?php
$arr = array('Sam','Kin','Alex','Dineal');
if(in_array('Sam',$arr)){
unset($arr[array_search('Sam',$arr)]);
}
print_r($arr);
?>
Array
(
[1] => Kin
[2] => Alex
[3] => Dineal
)
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//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
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$array = [0 => "a", 1 => "b", 2 => "c"];
unset($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
]
*/
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//NO KEY supplied
$message array("a", "b", "c", "d");
$del_val = "b";
if (($key = array_search($del_val, $messages)) !== false) {
unset($messages[$key]);
}
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array_diff( [312, 401, 15, 401, 3], [401] ) // removing 401 returns [312, 15, 3]
// https://stackoverflow.com/questions/7225070/php-array-delete-by-value-not-key#:~:text=with%20one%20element.-,array_diff(%20%5B312%2C%20401%2C%2015%2C%20401%2C%203%5D%2C%20%5B401%5D%20)%20//%20removing%20401%20returns%20%5B312%2C%2015%2C%203%5D,-It%20generalizes%20nicely
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array_diff( array(312, 401, 15, 401, 3), array(401) ) // removing 401 returns [312, 15, 3]
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if (($key = array_search($value, $sampleArray)) !== false) {
unset($sampleArray[$key]);
}