语法分析器，编译原理，法分析是编译过程的一个逻辑阶段。语法分析的任务是在词法分析的基础上将单词序列组合成各类语法短语，如“程序”，“语句”，“表达式”-Parser, compiler theory, method analysis is a logical stage of the compilation process. The task of parsing the basis of analysis in the lexical word sequence will be combine