getArgument() public method

Returns the value of the specified argument
public getArgument ( string $argumentName ) : string
$argumentName string Name of the argument
return string Value of the argument
 /**
  * Maps arguments delivered by the request object to the local controller arguments.
  *
  * @return void
  * @throws RequiredArgumentMissingException
  * @api
  */
 protected function mapRequestArgumentsToControllerArguments()
 {
     foreach ($this->arguments as $argument) {
         $argumentName = $argument->getName();
         if ($this->request->hasArgument($argumentName)) {
             $argument->setValue($this->request->getArgument($argumentName));
         } elseif ($argument->isRequired()) {
             throw new RequiredArgumentMissingException('Required argument "' . $argumentName . '" is not set.', 1298012500);
         }
     }
 }
 /**
  * @test
  */
 public function aSingleArgumentCanBeSetWithSetArgumentAndRetrievedWithGetArgument()
 {
     $this->actionRequest->setArgument('someArgumentName', 'theValue');
     $this->assertEquals('theValue', $this->actionRequest->getArgument('someArgumentName'));
 }