WordPress Developer Resources

__return_null(): null

Returns null.

Description

Useful for returning null to filters easily.

Return

null Null value.

Source

function __return_null() { // phpcs:ignore WordPress.NamingConventions.ValidFunctionName.FunctionDoubleUnderscore,PHPCompatibility.FunctionNameRestrictions.ReservedFunctionNames.FunctionDoubleUnderscore
	return null;
}

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Changelog

Version	Description
3.4.0	Introduced.

User Contributed Notes

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Codex 9 years ago

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Add a filter on `example_filter` that returns null.
```
add_filter( 'example_filter', '__return_null' );
```
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