foreach as key value php code example

Example 1: php foreach echo key value

foreach($page as $key => $value) {
  echo "$key is at $value";
}

Example 2: forreah php

$arr = array(1, 2, 3, 4);
foreach ($arr as &$value) {
    $value = $value * 2;
}

Example 3: 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 4: php foreach dict get key

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