using array map php
array_map ( callable $callback , array $array1 [, array $... ] ) : arrayusing array map php
array_map ( callable $callback , array $array1 [, array $... ] ) : arrayarray_map()
<?php
function my_callback($item) {
return strlen($item);
}
$strings = ["apple", "orange",
"banana", "coconut"];
$lengths =
array_map("my_callback", $strings);
print_r($lengths);
?>array map php
The array_map() function sends each value of an array to a user-made function, and returns an array with new values, given by the user-made function.
Tip: You can assign one array to the function, or as many as you like.
Syntax
array_map(functionname, array1, array2, array3, ...)
Example
Send each value of an array to a function, multiply each value by itself, and return an array with the new values:
<?php
function myfunction($val)
{
return($val*$val);
}
$a=array(1,2,3,4,5);
print_r(array_map("myfunction",$a));
?>php array_map
PHP function array_map(?callable $callback, array $array, array ...$arrays) array
-----------------------------------------------------------------------------
Applies the callback to the elements of the given arrays.
Parameters:
callable|null--$callback--Callback function to run for each element in each array.
array--$array--An array to run through the callback function.
array--...$arrays--[optional]
Returns: an array containing all the elements of arr1 after applying the callback function to each one.array map php key, $value
$test_array = array("first_key" => "first_value",
"second_key" => "second_value");
var_dump(array_map_(function($key, $value){
return $key . " loves " . $value;
}, $arr));Copyright © 2021 Codeinu
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