QuestionHelper

setHelperSet(HelperSet $helperSet = null)

Sets the helper set associated with this helper.

Parameters

HelperSet

$helperSet

HelperSet getHelperSet()

Gets the helper set associated with this helper.

Return Value

HelperSet

A HelperSet instance

static int strlen(string $string)

Returns the length of a string, using mb_strwidth if it is available.

Parameters

string

$string

The string to check its length

Return Value

int	The length of the string

static formatTime($secs)

Parameters

$secs

static formatMemory($memory)

Parameters

$memory

static strlenWithoutDecoration(OutputFormatterInterface $formatter, $string)

Parameters

OutputFormatterInterface	$formatter
	$string

static removeDecoration(OutputFormatterInterface $formatter, $string)

Parameters

OutputFormatterInterface	$formatter
	$string

mixed ask(InputInterface $input, OutputInterface $output, Question $question)

Asks a question to the user.

Parameters

InputInterface	$input
OutputInterface	$output
Question	$question

Return Value

mixed

The user answer

Exceptions

RuntimeException

If there is no data to read in the input stream

setInputStream(resource $stream)

Sets the input stream to read from when interacting with the user.

This is mainly useful for testing purpose.

Parameters

resource

$stream

The input stream

Exceptions

InvalidArgumentException

In case the stream is not a resource

resource getInputStream()

Returns the helper's input stream.

Return Value

resource

string getName()

Returns the canonical name of this helper.

Return Value

string

The canonical name

bool|mixed|null|string doAsk(OutputInterface $output, Question $question)

Asks the question to the user.

This method is public for PHP 5.3 compatibility, it should be private.

Parameters

OutputInterface	$output
Question	$question

Return Value

bool|mixed|null|string

Exceptions

RuntimeException

In case the fallback is deactivated and the response cannot be hidden