Array function library: sort

Sort

(PHP3, PHP4)

Sort---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Rearrange the values of an array by a-Z

Syntax: void sort (array array [, int sort_flags]);

Description:

This function arranges the elements of an array by a-Z.

Example:

<?php

$fruits = Array ("Lemon", "orange", "banana", "apple");

Sort ($fruits);

for (Reset ($fruits); $key = key ($fruits); next ($fruits)) {
echo "fruits[$key] =". $fruits [$key]. " \ n ";

}

?>

The results of this example will produce:

Fruits[0] = Apple

FRUITS[1] = Banana

FRUITS[2] = Lemon

FRUITS[3] = Orange

Fruits arranged in the order of A-Z

Non-required second parameter sort_flags can use the following values to change the ordering change:

Sort Type flag:

Sort_regular-Normal comparison project
Sort_numeric-With a digital comparison project

Sort_string-as a string to compare items

Reference: Arsort () Asort () Ksort () Rsort () Usort ()