php for array key value code example

Example 1: php for array key value

<?php
$array = array(1=>"apple",2=>"Orange",3=>"Banana");

foreach($array as $key => $value){
	echo "The value for " . $key . " is " . $value;
}
/*The value for 1 is apple
The value for 2 is Orange
The value for 3 is Banana

$array = [1 => "apple", 2 => "Orange", 3 => "Banana"    
    Is also valid
];*/  
?>

Example 2: foreach in php

$arr = array(
	'key1' => 'val',
	'key2' => 'another',
	'another' => 'more stuff' 
);
foreach ($arr as $key => $val){
	//do stuff
}

//or alt syntax
foreach ($arr as $key => $val) :
   //do stuff here as well
endforeach;

Example 3: 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
?>

Tags:

Misc Example

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