Unset the value of document fields

# CollectionModify::unset

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CollectionModify::unset — Unset the value of document fields

### Description

public mysql_xdevapi\CollectionModify::unset(array `$fields`): mysql_xdevapi\CollectionModify

Removes attributes from documents in a collection.

### Parameters

`fields`

  The attributes to remove from documents in a collection.

### Return Values

CollectionModify object that can be used for further processing.

### Examples

Example #1 mysql_xdevapi\CollectionModify::unset() example

`<?php
$res = $coll->modify('job like :job_name')->unset(["age", "name"])->bind(['job_name' => 'Plumber'])->execute();
?>`
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