1
vote
1answer
341 views

How to write a syntax checker [closed]

How is a syntax checker for a programming language written? I am guessing a grammar has to be written first. How to then proceed? Motivation I'm using a programming language (Apex for Salesforce) ...
7
votes
3answers
4k views

Whats the difference between syntax and grammar?

I understand the difference between syntax and semantics - syntax - how the symbols are combined to form a valid expression or statement. semantics - the meaning of those symbols that form an ...