class Unescaper Unescaper encapsulates unescaping rules for single and double-quoted YAML strings. Constants REGEX_ESCAPED_CHARACTER Regex fragment that matches an escaped character in a double quoted string. Methods string unescapeSingleQuotedString(string $value) Unescapes a single quoted string. string unescapeDoubleQuotedString(string $value) Unescapes a double quoted string. Details string unescapeSingleQuotedString(string $value)

class UndefinedOptionsException extends InvalidArgumentException Exception thrown when an undefined option is passed. You should remove the options in question from your code or define them beforehand.

class UndefinedMethodFatalErrorHandler implements FatalErrorHandlerInterface ErrorHandler for undefined methods. Methods FatalErrorException|null handleError(array $error, FatalErrorException $exception) Attempts to convert an error into an exception. Details FatalErrorException|null handleError(array $error, FatalErrorException $exception) Attempts to convert an error into an exception. Parameters array $error An array as returned by errorge

class UndefinedMethodException extends FatalErrorException Undefined Method Exception. Methods __construct($message, ErrorException $previous) Details __construct($message, ErrorException $previous) Parameters $message ErrorException $previous

class UndefinedFunctionFatalErrorHandler implements FatalErrorHandlerInterface ErrorHandler for undefined functions. Methods FatalErrorException|null handleError(array $error, FatalErrorException $exception) Attempts to convert an error into an exception. Details FatalErrorException|null handleError(array $error, FatalErrorException $exception) Attempts to convert an error into an exception. Parameters array $error An array as returned by err

class UndefinedFunctionException extends FatalErrorException Undefined Function Exception. Methods __construct($message, ErrorException $previous) Details __construct($message, ErrorException $previous) Parameters $message ErrorException $previous

class UnauthorizedHttpException extends HttpException UnauthorizedHttpException. Methods __construct(string $challenge, $message = null, Exception $previous = null, $code) Constructor. int getStatusCode() Returns the status code. from HttpException array getHeaders() Returns response headers. from HttpException Details __construct(string $challenge, $message = null, Exception $previous = null, $code) Constructor. Parameters string $c

evaluate($functions, $values) Parameters $functions $values

compile(Compiler $compiler) Parameters Compiler $compiler

class UnaryNode extends Node Properties $nodes from Node $attributes from Node Methods __construct($operator, Node $node) Constructor. __toString() from Node compile(Compiler $compiler) evaluate($functions, $values) Details __construct($operator, Node $node) Constructor. Parameters $operator Node $node __toString() compile(Compiler $compiler)