public function DialogHelper::askConfirmation in Zircon Profile 8

Same name and namespace in other branches

1. 8.0 vendor/symfony/console/Helper/DialogHelper.php \Symfony\Component\Console\Helper\DialogHelper::askConfirmation()

Asks a confirmation to the user.

The question will be asked until the user answers by nothing, yes, or no.

Parameters

OutputInterface $output An Output instance:

string|array $question The question to ask:

bool $default The default answer if the user enters nothing:

Return value

bool true if the user has confirmed, false otherwise

File

vendor/symfony/console/Helper/DialogHelper.php, line 245

Class

DialogHelper

The Dialog class provides helpers to interact with the user.

Namespace

Symfony\Component\Console\Helper

Code

public function askConfirmation(OutputInterface $output, $question, $default = true) {
  $answer = 'z';
  while ($answer && !in_array(strtolower($answer[0]), array(
    'y',
    'n',
  ))) {
    $answer = $this
      ->ask($output, $question);
  }
  if (false === $default) {
    return $answer && 'y' == strtolower($answer[0]);
  }
  return !$answer || 'y' == strtolower($answer[0]);
}