It is a tree representation of the abstract syntactic structure of text (often source code) written in a formal language. Each node of the tree denotes a construct occurring in the text.

前面的这颗树即通过我们文法规则生成的 语法树 (Parser Tree)，也可以被叫做 CST (Concrete Syntax Tree)——因为它非常“忠实” (concrete)地还原了我们的构造的文法规则。

An app for producing linguistics syntax trees from labelled bracket notation.

jsSyntaxtree - a syntax tree generator for linguists. Draw syntax trees from labelled bracket notation phrases and include them into your assignment/homework.

Jun 2, 2023 · Drawing a syntax tree may feel like a confusing and daunting prospect at first glance, but once you understand what you're doing it becomes much easier to handle. This …

语法数，也称语法树（Syntax tree），是源代码语法结构的一种抽象表示。 它以树状的形式表现编程语言的语法结构，树上的每个节点都表示源代码中的一种结构。

Apr 9, 2025 · The nodes in a syntax tree correspond to various components of the source code, reflecting its grammatical structure. Syntax trees are used for tasks such as type checking, …

Sep 27, 2025 · 在 Python 编程中，抽象语法树（Abstract Syntax Tree，简称 AST）是一个强大且实用的工具。 它是源代码语法结构的一种抽象表示，以树状结构展现代码的语法结构，树中 …

This tool can solve many questions on introductory linguistics syntax assignments. If you are worried about committing an academic offence, I would recommend solving the trees by hand …

在 计算机科学 中， 抽象语法树 （A bstract S yntax T ree，AST），或简称 语法树 （Syntax tree），是 源代码 语法 结构的一种抽象表示。 它以 树状 的形式表现 编程语言 的语法结构， …