Function __global->is_null
Definitions
sources_custom/phpstub.php
- Finds whether a variable is null. Avoid this, use "=== null" instead for performance reasons.
- Is abstract?: No
- Is static?: No
- Is final?: No
- Return: bool
Parameters
| Name | Type | Default | Set | Range | Description |
|---|---|---|---|---|---|
| $var | mixed | required parameter | N/A | N/A | What to check |
Return
- Whether it is
- Type: boolean
- Set: N/A
- Range: N/A