ReflectionFunctionAbstract::isDeprecated

Checks if deprecated

&reftitle.description; public `bool` `ReflectionFunctionAbstract::isDeprecated`

Checks whether the function is deprecated.

&reftitle.parameters; &no.function.parameters;
&reftitle.returnvalues;

&true; if it's deprecated, otherwise &false;

&reftitle.examples;

### `ReflectionFunctionAbstract::isDeprecated` example

    <?php
    $rf = new ReflectionFunction('ereg');
    var_dump($rf->isDeprecated());
    ?>

&example.outputs;

    bool(true)

&reftitle.seealso;

- `ReflectionFunctionAbstract::getDocComment`