PHP uses the ksort() function to sort an associative array by key, ksort array_PHP tutorial

php uses the ksort() function to sort associative arrays by key, ksort array

This article describes the example of php using the ksort() function to sort associative arrays by key . Share it with everyone for your reference. The specific analysis is as follows:

php uses the ksort() function to sort the associative array by key. The ksort function sorts the associative array in positive order by the keys. If you want to reverse the order, you can use the krsort() function

$first = array("x"=>5,"a"=>2,"f"=>1);
ksort( $first );
foreach ( $first as $key => $val ) {
 print "$key = $val<br />";
}

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