function FormStateInterface::hasValue

Same name in other branches
  1. 9 core/lib/Drupal/Core/Form/FormStateInterface.php \Drupal\Core\Form\FormStateInterface::hasValue()
  2. 8.9.x core/lib/Drupal/Core/Form/FormStateInterface.php \Drupal\Core\Form\FormStateInterface::hasValue()
  3. 10 core/lib/Drupal/Core/Form/FormStateInterface.php \Drupal\Core\Form\FormStateInterface::hasValue()

Determines if a specific key is present in the submitted form values.

Parameters

string|array $key: Values are stored as a multi-dimensional associative array. If $key is a string, it will return isset($values[$key]). If $key is an array, each element of the array will be used as a nested key. If $key = ['foo', 'bar'] it will return isset($values['foo']['bar']).

Return value

bool TRUE if the $key is set, FALSE otherwise.

1 method overrides FormStateInterface::hasValue()
FormStateDecoratorBase::hasValue in core/lib/Drupal/Core/Form/FormStateDecoratorBase.php
Determines if a specific key is present in the submitted form values.

File

core/lib/Drupal/Core/Form/FormStateInterface.php, line 400

Class

FormStateInterface
Provides an interface for an object containing the current state of a form.

Namespace

Drupal\Core\Form

Code

public function hasValue($key);

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