iterate over array php code example

Example 1: php loop through array

$clothes = array("hat","shoe","shirt");
foreach ($clothes as $item) {
	echo $item;
}

Example 2: how to iterate through php array

$ar = ['Rudi', 'Morie', 'Halo', 'Miki'];

for ($i=0, $len=count($ar); $i<$len; $i++) {
    echo "$ar[$i] \n";
}
/*
Rudi 
Morie 
Halo 
Miki 
*/

Example 3: php loop array

<?php
$arr = array(1, 2, 3, 4);
foreach ($arr as &$value) {
    $value = $value * 2;
}
// $arr is now array(2, 4, 6, 8)
unset($value); // break the reference with the last element
?>

Example 4: array loop function php

foreach (array_expression as $value)
    statement
foreach (array_expression as $key => $value)
    statement