array for each php code example

Example 1: foreach loop array php

foreach (array as $value){ 
  //code to be executed; 
  print("value : $value");
} 

foreach (array as  $key => $value){ 
  //code to be executed; 
  print("key[$key] => $value");
}

Example 2: php foreach array

$arr = array(1, 2, 3);
foreach ($arr as $key => $value) {
    echo "{$key} => {$value} ";
}

Example 3: foreach in php

<?php
// Declare an array 
$arr = array("green", "blue", "pink", "white");  
  
// Loop through the array elements 
foreach ($arr as $element) { 
    echo "$element "; 
} 
?>

Example 4: foreach ph

<?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
?>