php sort array index code example
Example: sort array of array php
sort() //sort arrays in ascending order
rsort() //sort arrays in descending order
asort() //sort associative arrays in ascending order, according to the value
ksort() //sort associative arrays in ascending order, according to the key
arsort() //sort associative arrays in descending order, according to the value
krsort() //sort associative arrays in descending order, according to the key
//Example
$array = array(1, 3, 2);
sort($array) //1, 2, 3