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ksort

ksort

Sort an array by key in ascending order

true **ksort** array $array int $flags

Sorts in place by keys in ascending order. array

arrayThe input array.

return.true.always

Voorbeeld: example

<?php
$fruits = array("d"=>"lemon", "a"=>"orange", "b"=>"banana", "c"=>"apple");
ksort($fruits);
foreach ($fruits as $key => $val) {
    echo "$key = $val\n";
}
?>

a = orange
b = banana
c = apple
d = lemon

Voorbeeld: with keys

<?php
$a = [0 => 'First', 2 => 'Last', 1 => 'Middle'];
var_dump($a);
ksort($a);
var_dump($a);
?>

array(3) {
  [0]=>
  string(5) "First"
  [2]=>
  string(4) "Last"
  [1]=>
  string(6) "Middle"
}
array(3) {
  [0]=>
  string(5) "First"
  [1]=>
  string(6) "Middle"
  [2]=>
  string(4) "Last"
}

sort``krsort

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