\Symfony\Component\Console\HelperQuestionHelper

The QuestionHelper class provides helpers to interact with the user.

Summary

Methods

Properties

Constants

setHelperSet()
getHelperSet()
strlen()
substr()
formatTime()
formatMemory()
strlenWithoutDecoration()
removeDecoration()
ask()
getName()
disableStty()

No public properties found

No constants found

writePrompt()
writeError()

$helperSet

N/A

doAsk()
autocomplete()
getHiddenResponse()
validateAttempts()
getShell()
hasSttyAvailable()

$inputStream
$shell
$stty

N/A

File: vendor/symfony/console/Helper/QuestionHelper.php
Package: Default
Class hierarchy: \Symfony\Component\Console\Helper\Helper

\Symfony\Component\Console\Helper\QuestionHelper

Properties

$helperSet

$helperSet :

Type

$inputStream

$inputStream :

Type

$shell

$shell :

Type

$stty

$stty :

Type

Methods

setHelperSet()

setHelperSet(\Symfony\Component\Console\Helper\HelperSet  $helperSet = null)

Sets the helper set associated with this helper.

Parameters

\Symfony\Component\Console\Helper\HelperSet

$helperSet

getHelperSet()

getHelperSet() : \Symfony\Component\Console\Helper\HelperSet

Gets the helper set associated with this helper.

Returns

\Symfony\Component\Console\Helper\HelperSet —

A HelperSet instance

strlen()

strlen(string  $string) : integer

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

Parameters

string

$string

The string to check its length

Returns

integer —

The length of the string

substr()

substr(string  $string, integer  $from, integer|null  $length = null) : string

Returns the subset of a string, using mb_substr if it is available.

Parameters

string	$string	String to subset
integer	$from	Start offset
integer\|null	$length	Length to read

Returns

string —

The string subset

formatTime()

formatTime(  $secs)

Parameters

$secs

formatMemory()

formatMemory(  $memory)

Parameters

$memory

strlenWithoutDecoration()

strlenWithoutDecoration(\Symfony\Component\Console\Formatter\OutputFormatterInterface  $formatter,   $string)

Parameters

\Symfony\Component\Console\Formatter\OutputFormatterInterface	$formatter
	$string

removeDecoration()

removeDecoration(\Symfony\Component\Console\Formatter\OutputFormatterInterface  $formatter,   $string)

Parameters

\Symfony\Component\Console\Formatter\OutputFormatterInterface	$formatter
	$string

ask()

ask(\Symfony\Component\Console\Input\InputInterface  $input, \Symfony\Component\Console\Output\OutputInterface  $output, \Symfony\Component\Console\Question\Question  $question) : mixed

Asks a question to the user.

Parameters

\Symfony\Component\Console\Input\InputInterface	$input
\Symfony\Component\Console\Output\OutputInterface	$output
\Symfony\Component\Console\Question\Question	$question

Throws

\Symfony\Component\Console\Exception\RuntimeException: If there is no data to read in the input stream

Returns

mixed —

The user answer

getName()

getName()

{@inheritdoc}

disableStty()

disableStty()

Prevents usage of stty.

writePrompt()

writePrompt(\Symfony\Component\Console\Output\OutputInterface  $output, \Symfony\Component\Console\Question\Question  $question)

Outputs the question prompt.

Parameters

\Symfony\Component\Console\Output\OutputInterface	$output
\Symfony\Component\Console\Question\Question	$question

writeError()

writeError(\Symfony\Component\Console\Output\OutputInterface  $output, \Exception  $error)

Outputs an error message.

Parameters

\Symfony\Component\Console\Output\OutputInterface	$output
\Exception	$error

doAsk()

doAsk(\Symfony\Component\Console\Output\OutputInterface  $output, \Symfony\Component\Console\Question\Question  $question) : boolean|mixed|string|null

Asks the question to the user.

Parameters

\Symfony\Component\Console\Output\OutputInterface	$output
\Symfony\Component\Console\Question\Question	$question

Throws

\Symfony\Component\Console\Exception\RuntimeException: In case the fallback is deactivated and the response cannot be hidden

Returns

boolean|mixed|string|null

autocomplete()

autocomplete(\Symfony\Component\Console\Output\OutputInterface  $output, \Symfony\Component\Console\Question\Question  $question, resource  $inputStream, array  $autocomplete)

Autocompletes a question.

Parameters

\Symfony\Component\Console\Output\OutputInterface	$output
\Symfony\Component\Console\Question\Question	$question
resource	$inputStream
array	$autocomplete

getHiddenResponse()

getHiddenResponse(\Symfony\Component\Console\Output\OutputInterface  $output, resource  $inputStream)

Gets a hidden response from user.

Parameters

\Symfony\Component\Console\Output\OutputInterface	$output	An Output instance
resource	$inputStream	The handler resource

Throws

\Symfony\Component\Console\Exception\RuntimeException: In case the fallback is deactivated and the response cannot be hidden

validateAttempts()

validateAttempts(callable  $interviewer, \Symfony\Component\Console\Output\OutputInterface  $output, \Symfony\Component\Console\Question\Question  $question) : mixed

Validates an attempt.

Parameters

callable	$interviewer	A callable that will ask for a question and return the result
\Symfony\Component\Console\Output\OutputInterface	$output	An Output instance
\Symfony\Component\Console\Question\Question	$question	A Question instance

Throws

\Exception: In case the max number of attempts has been reached and no valid response has been given

Returns

mixed —

The validated response

getShell()

getShell() : string|boolean

Returns a valid unix shell.

Returns

string|boolean —

The valid shell name, false in case no valid shell is found

hasSttyAvailable()

hasSttyAvailable()

Returns whether Stty is available or not.