Parle\RParser::trace
(PECL parle >= 0.7.0)
Parle\RParser::trace — Trace the parser operation
説明
Retrieve the current parser operation description. This can be especially useful to study the parser and to optimize the grammar.
パラメータ
この関数にはパラメータはありません。
戻り値
Returns a string with the trace information.
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