| Fully Qualified Name: | Zend\Filter\StringToUpper | 
| Extends: | AbstractUnicode | 
| Name | Description | Defined By | 
|---|---|---|
| __construct() | Constructor | StringToUpper | 
| __invoke() | Invoke filter as a command | AbstractFilter | 
| filter() | Defined by Zend\Filter\FilterInterface | StringToUpper | 
| getEncoding() | Returns the set encoding | AbstractUnicode | 
| getOptions() | Retrieve options representing object state | AbstractFilter | 
| hasPcreUnicodeSupport() | AbstractFilter | |
| setEncoding() | Set the input encoding for the given string | AbstractUnicode | 
| setOptions() | AbstractFilter | 
Constructor
| Parameter Name | Type | Description | 
|---|---|---|
| $encodingOrOptions | string|array|\Traversable | OPTIONAL | 
Returns:
Invoke filter as a command
Proxies to {@link filter()}
| Parameter Name | Type | Description | 
|---|---|---|
| $value | mixed | 
Returns: mixed
Defined by Zend\Filter\FilterInterface
Returns the string $value, converting characters to uppercase as necessary
If the value provided is non-scalar, the value will remain unfiltered
| Parameter Name | Type | Description | 
|---|---|---|
| $value | string | 
Returns: string|mixed
Returns the set encoding
Returns: string
Retrieve options representing object state
Returns: array
Returns: bool
Set the input encoding for the given string
| Parameter Name | Type | Description | 
|---|---|---|
| $encoding | string|null | 
Returns: self
| Parameter Name | Type | Description | 
|---|---|---|
| $options | array|\Traversable | 
Returns: self