Parle\Lexer::callout
(PECL parle >= 0.7.2)
Parle\Lexer::callout — Define token callback
Description
public Parle\Lexer::callout ( int $id , callable $callback ) : void
Define a callback to be invoked once lexer encounters a particular token.
Parameters
-
id -
Token id.
-
callback -
Callable to be invoked. The callable doesn't receive any arguments and its return value is ignored.
Return Values
No value is returned.
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https://www.php.net/manual/en/parle-lexer.callout.php