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/Symfony 4.1

NullOutput

class NullOutput implements OutputInterface

NullOutput suppresses all output.

$output = new NullOutput();

Methods

setFormatter(OutputFormatterInterface $formatter)
OutputFormatterInterface getFormatter()

Returns current output formatter instance.

setDecorated(bool $decorated)

Sets the decorated flag.

bool isDecorated()

Gets the decorated flag.

setVerbosity(int $level)

Sets the verbosity of the output.

int getVerbosity()

Gets the current verbosity of the output.

bool isQuiet()

Returns whether verbosity is quiet (-q).

bool isVerbose()

Returns whether verbosity is verbose (-v).

bool isVeryVerbose()

Returns whether verbosity is very verbose (-vv).

bool isDebug()

Returns whether verbosity is debug (-vvv).

writeln(string|iterable $messages, int $options = self::OUTPUT_NORMAL)

Writes a message to the output and adds a newline at the end.

write(string|iterable $messages, bool $newline = false, int $options = self::OUTPUT_NORMAL)

Writes a message to the output.

Details

setFormatter(OutputFormatterInterface $formatter)

Parameters

OutputFormatterInterface $formatter

OutputFormatterInterface getFormatter()

Returns current output formatter instance.

Return Value

OutputFormatterInterface

setDecorated(bool $decorated)

Sets the decorated flag.

Parameters

bool $decorated Whether to decorate the messages

bool isDecorated()

Gets the decorated flag.

Return Value

bool true if the output will decorate messages, false otherwise

setVerbosity(int $level)

Sets the verbosity of the output.

Parameters

int $level The level of verbosity (one of the VERBOSITY constants)

int getVerbosity()

Gets the current verbosity of the output.

Return Value

int The current level of verbosity (one of the VERBOSITY constants)

bool isQuiet()

Returns whether verbosity is quiet (-q).

Return Value

bool true if verbosity is set to VERBOSITY_QUIET, false otherwise

bool isVerbose()

Returns whether verbosity is verbose (-v).

Return Value

bool true if verbosity is set to VERBOSITY_VERBOSE, false otherwise

bool isVeryVerbose()

Returns whether verbosity is very verbose (-vv).

Return Value

bool true if verbosity is set to VERBOSITY_VERY_VERBOSE, false otherwise

bool isDebug()

Returns whether verbosity is debug (-vvv).

Return Value

bool true if verbosity is set to VERBOSITY_DEBUG, false otherwise

writeln(string|iterable $messages, int $options = self::OUTPUT_NORMAL)

Writes a message to the output and adds a newline at the end.

Parameters

string|iterable $messages The message as an iterable of strings or a single string
int $options A bitmask of options (one of the OUTPUT or VERBOSITY constants), 0 is considered the same as self::OUTPUT_NORMAL | self::VERBOSITY_NORMAL

write(string|iterable $messages, bool $newline = false, int $options = self::OUTPUT_NORMAL)

Writes a message to the output.

Parameters

string|iterable $messages The message as an iterable of strings or a single string
bool $newline Whether to add a newline
int $options A bitmask of options (one of the OUTPUT or VERBOSITY constants), 0 is considered the same as self::OUTPUT_NORMAL | self::VERBOSITY_NORMAL

© 2004–2017 Fabien Potencier
Licensed under the MIT License.
https://api.symfony.com/4.1/Symfony/Component/Console/Output/NullOutput.html