(PECL parle >= 0.5.1)
Parle\Parser::validate — Validate input
$data
, Parle\Lexer $lexer
) : boolValidate an input string. The string is parsed internally, thus this method is useful for the quick input validation.
data
String to be validated.
lexer
A lexer object containing the lexing rules prepared for the particular grammar.
Returns boolean witnessing whether the input chimes or not with the defined rules.