class NullOutput implements OutputInterface

NullOutput suppresses all output.

$output = new NullOutput();

Methods

setFormatter(OutputFormatterInterface $formatter)

Sets output formatter.

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|array $messages, int $options = self::OUTPUT_NORMAL)

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

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

Writes a message to the output.

Details

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setFormatter(OutputFormatterInterface $formatter)

Sets output formatter.

Parameters

OutputFormatterInterface $formatter

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OutputFormatterInterface getFormatter()

Returns current output formatter instance.

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setDecorated(bool $decorated)

Sets the decorated flag.

Parameters

bool $decorated Whether to decorate the messages

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bool isDecorated()

Gets the decorated flag.

Return Value

bool true if the output will decorate messages, false otherwise

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setVerbosity(int $level)

Sets the verbosity of the output.

Parameters

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

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int getVerbosity()

Gets the current verbosity of the output.

Return Value

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

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bool isQuiet()

Returns whether verbosity is quiet (-q).

Return Value

bool true if verbosity is set to VERBOSITY_QUIET, false otherwise

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bool isVerbose()

Returns whether verbosity is verbose (-v).

Return Value

bool true if verbosity is set to VERBOSITY_VERBOSE, false otherwise

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bool isVeryVerbose()

Returns whether verbosity is very verbose (-vv).

Return Value

bool true if verbosity is set to VERBOSITYVERYVERBOSE, false otherwise

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bool isDebug()

Returns whether verbosity is debug (-vvv).

Return Value

bool true if verbosity is set to VERBOSITY_DEBUG, false otherwise

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

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

Parameters

string|array $messages The message as an array of lines of a single string
int $options A bitmask of options (one of the OUTPUT or VERBOSITY constants), 0 is considered the same as self::OUTPUTNORMAL | self::VERBOSITYNORMAL

at line line 119
write(string|array $messages, bool $newline = false, int $options = self::OUTPUT_NORMAL)

Writes a message to the output.

Parameters

string|array $messages The message as an array of lines 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::OUTPUTNORMAL | self::VERBOSITYNORMAL