has() public method
Returns a value indicating whether the locator has the specified component definition or has instantiated the component.
This method may return different results depending on the value of $checkInstance.
- If
$checkInstanceis false (default), the method will return a value indicating whether the locator has the specified component definition. - If
$checkInstanceis true, the method will return a value indicating whether the locator has instantiated the specified component.
See also set().
| public boolean has ( $id, $checkInstance = false ) | ||
|---|---|---|
| $id | string |
Component ID (e.g. |
| $checkInstance | boolean |
Whether the method should check if the component is shared and instantiated. |
| return | boolean |
Whether the locator has the specified component definition or has instantiated the component. |
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