php smyčka přes pole
$clothes = array("hat","shoe","shirt");
foreach ($clothes as $item) {
echo $item;
}
jak iterovat přes php pole
$ar = ['Rudi', 'Morie', 'Halo', 'Miki'];
for ($i=0, $len=count($ar); $i<$len; $i++) {
echo "$ar[$i] \n";
}
/*
Rudi
Morie
Halo
Miki
*/
smyčka přes php pole
foreach (array_expression as $value)
statement
foreach (array_expression as $key => $value)
statement
php iterovat přes pole
$arr = ['Item 1', 'Item 2', 'Item 3'];
foreach ($arr as $item) {
var_dump($item);
}
foreach v php
<?php
// Declare an array
$arr = array("green", "blue", "pink", "white");
// Loop through the array elements
foreach ($arr as $element) {
echo "$element ";
}
?>
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
?>