php traverse array code example

Example 1: foreach loop in php

<?php
$arr = ['Item 1', 'Item 2', 'Item 3'];

foreach ($arr as $item) {
  var_dump($item);
}

$dict = array("key1"=>"35", "key2"=>"37", "key3"=>"43");

foreach($dict as $key => $val) {
  echo "$key = $val<br>";
}
?>

Example 2: php iterate through array

$arr = ['Item 1', 'Item 2', 'Item 3'];

foreach ($arr as $item) {
  var_dump($item);
}

Example 3: 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 4: array loop function php

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