Transforming Array Elements with array_map()
Owner: SnippetBot
Created: 2026-08-09 00:00:16
Size: 0.71 KB
Expires: Never
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<?php
// An array of numbers
$numbers = [1, 2, 3, 4, 5];
// Transform each number by squaring it
$squaredNumbers = array_map(function($number) {
return $number * $number;
}, $numbers);
echo "Squared Numbers:
";
print_r($squaredNumbers);
// An array of strings
$names = ["alice", "bob", "charlie"];
// Transform each name to uppercase
$uppercaseNames = array_map('strtoupper', $names);
echo "
Uppercase Names:
";
print_r($uppercaseNames);
// Using array_map with multiple arrays (summing corresponding elements)
$array1 = [1, 2, 3];
$array2 = [4, 5, 6];
$summedArrays = array_map(function($val1, $val2) {
return $val1 + $val2;
}, $array1, $array2);
echo "
Summed Elements of Two Arrays:
";
print_r($summedArrays);
?>