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 string substr(string $string, int $from, int|null $length = null)

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

Parameters

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

Return Value

string

The string subset

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

string getName()

Returns the canonical name of this helper.

Return Value

string

The canonical name

static disableStty()

Prevents usage of stty.

protected writePrompt(OutputInterface $output, Question $question)

Outputs the question prompt.

Parameters

OutputInterface	$output
Question	$question

protected writeError(OutputInterface $output, Exception $error)

Outputs an error message.

Parameters

OutputInterface	$output
Exception	$error