The parser is commonly used as a component of the translator that organizes linear text in a structure that can be easily manipulated (parse tree). To do so, it follows a set of defined rules called “grammar”. ... Syntactic Analysis: Checks whether the generated tokens form a meaningful expression.

Why do we use parse?

Parsing is just process of analyse the string of character and find the tokens from that string and parser is a component of interpreter and compiler.It uses lexical analysis and then syntactic analysis.It parse it and then compile this code after this whole process of compilation.

What is the purpose of parsing data?

Data parsing is a method where one string of data gets converted into a different type of data. So let's say you receive your data in raw HTML, a parser will take the said HTML and transform it into a more readable data format that can be easily read and understood.