/**
* Get a value from standard input.
*
* @param string $question The question you want to ask user.
*
* @return string The input string from standard input.
*
* @since 2.0
*/
public function in($question = null)
{
$question = $question ?: $this->question;
if ($question) {
$this->io->out()->out($question, false);
}
$value = $this->io->in();
return $value;
}
/**
* Get a value from standard input.
*
* @param string $question The question you want to ask user.
*
* @return string The input string from standard input.
*
* @since 2.0
*/
public function in($question = null)
{
$question = $question ?: $this->question;
if ($question && !$this->io->getInput() instanceof NullInput) {
$this->io->out()->out($question, false);
}
$value = $this->io->in();
return $value;
}
/**
* Get a value from standard input.
*
* @return string The input string from standard input.
*
* @since 2.0
*/
public function in()
{
return $this->io->in();
}
/**
* Write a string to standard error output.
*
* @param string $text The text to display.
* @param boolean $nl True (default) to append a new line at the end of the output string.
*
* @return AbstractCommand Instance of $this to allow chaining.
*
* @since 2.0
*/
public function err($text = '', $nl = true)
{
$this->io->err($text, $nl);
return $this;
}