# CollectionModify::sort

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CollectionModify::sort — Set the sorting criteria

### Descripción

public mysql_xdevapi\CollectionModify::sort(string `$sort_expr`): mysql_xdevapi\CollectionModify

Sorts the result set by the field selected in the sort_expr argument. The allowed orders are ASC (Ascending) or DESC (Descending). This operation is equivalent to the 'ORDER BY' SQL operation and it follows the same set of rules.

### Parámetros

`sort_expr`

  One or more sort expressions can be provided. The evaluation is from left to right and each expression must be separated by a comma.

### Valores devueltos

CollectionModify object that can be used for further processing.

### Ejemplos

Ejemplo #1 mysql_xdevapi\CollectionModify::sort() example

`<?php
$res = $coll->modify('true')->sort('name desc', 'age asc')->limit(4)->set('Married', 'NO')->execute();
?>`