PHP Exercises: Filter the collection using the given callback
PHP: Exercise-89 with Solution
Write a PHP program to filter the collection using the given callback.
Sample Solution: -
PHP Code:
<?php
//Licence: https://bit.ly/2CFA5XY
function reject($items, $func)
{
return array_values(array_diff($items, array_filter($items, $func)));
}
print_r(reject(['Green', 'Red', 'Black', 'White'], function ($item) {
return strlen($item) > 4;
}));
?>
Sample Output:
Array ( [0] => Red )
Flowchart:

PHP Code Editor:
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Previous: Write a PHP program to mutate the original array to filter out the values specified.
Next: Write a PHP program to return all elements in an given array except for the first one.
What is the difficulty level of this exercise?
Test your Programming skills with w3resource's quiz.
PHP: Tips of the Day
Returns all elements in an array except for the first one
Example:
<?php function tips_tail($items) { return count($items) > 1 ? array_slice($items, 1) : $items; } print_r(tips_tail([1, 5, 7])); ?>
Output:
Array ( [0] => 5 [1] => 7 )
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