(PECL parle >= 0.7.0)
Parle\RParser::validate — Validate input
$data
, Parle\RLexer $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 whitnessing whether the input chimes or not with the defined rules.