Instagram l2:01 AMO 55% Ecdn.fbsbx.comDone1 of 1PRINCE ABDULLAH BIN GHAzı FACULTYOF COMMUNICATION AND INFORMATION TECHNOLOGYDepartment of Computer Science:Course NameCompiler Construction and programming languages:Dr. Hasan RashaidehInstructorSemester2nd 2020-2021:Assignment [1]Scanner /lexerIn this assignment, you will write a lexical analyzer for a one of the following JavaScriptprogramming language1. Token specification:You must create a table of the JavaScript programming language tokens as follows:ТОKENDescriptionPattern/Rulelexeme examples2. Write a Lex specification file and use the Lex generator to construct a lexical analyzer for theJavaScript programming language with the following lexical properties:1. Identifiers.2. Кeywords.3. Literals.4. Operators.5. Delimiters.3. Test the lexical analyzer using sample of source files from the JavaScript programminglanguage.4. Write a Lex program to remove comments from the JavaScript language.

2 answers Below are the Token Specifications for JavaScript Programming Language:- TOKEN…

2. Write a Lex specification file and use the Lex generator to construct a lexical analyzer for the JavaScript programming language with the following lexical properties: 1. Identifiers. 2. Кeywords. 3. Literals. 4. Оperators. 5. Delimiters.

2. Write a Lex specification file and use the Lex generator to construct a lexical analyzer for the JavaScript programming language with the following lexical properties: 1. Identifiers. 2. Кeywords. 3. Literals. 4. Оperators. 5. Delimiters.

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

See similar textbooks

Related questions

Q: What are positional parameters?

A: positional parameters:-

Q: What do you mean by a JavaScript first class function?

A: 1) A programming language is said to have First-class functions if functions in that language are…

Q: What exactly is meant by the term "polymorphism?"

A: Polymorphism is a Greek word which is consists of two words Poly means many or numerous and Morphs…

Q: Write a description, no more than 250 words describing polymorphism and it's uses in software.

A: Polymorphism: DefinitionMeaning of the polymorphism is having the many forms.Polymorphism is the…

Q: Write a Ruby program to demonstrate the use of string.upcase and string.downcase functions.

A: In this program, we are asked to write a ruby program to demonstrate to use string upcase and…

Q: What will be the Regular Expression of the following two Syntax Trees?

A: In a syntax tree, leaf node represents an operand and each inside node represents an operator.

Q: A detailed examination of the many forms that polymorphism may take. Just what makes them better…

A: Polymorphism is a key concept in object-oriented programming that allows different objects to be…

Q: EXERCISE ON JAVASCRIPT FUNCTIONS 1.Define a JavaScript function that takes a parameter and prints…

A: Explicit conversion is a process of passing information to the compiler that the program is trying…

Q: Differentiate between polymorphism and overloading with the help of example?

A: Polymorphism= Whenever you extend the base functionality of a superclass. we provide some base…

Q: What is the difference between an exemption template, a template, and a standard template library in…

A: In C++, a template is a basic yet powerful tool. The basic concept is to give the data type as a…

Q: Why would we want to "tokenize" the components of a string in C#?

A: A string may contain any kind of characters in itself.

Q: A token is a sequence of characters that can be treated as a single logical entity. A pattern is a…

A: The question has been answered in step2

Q: Describe the challenges associated with variable typecasting in multi-language software projects.

A: 1) Variable typecasting, also known as type conversion or type coercion, refers to the process of…

Q: Type checking entails what exactly? Explain the differences between static and dynamic type…

A: Starting: Making sure that each operation is given the appropriate number of arguments and data…

Q: What do you mean by a JavaScript first class function

A: First-Class Function in JSJavaScript is a dynamic scripting language that can be used in either an…

Q: With code, describe the type of polymorphism.

A: The types of polymorphism are listed below. Compile-time polymorphism(occurs during program…

Q: How Values are stored and accessed in structures?? Also describe the relationship between…

A: Structure is a collection of variables of different data types under a single name. It is similar to…

Q: write a C++ program Use the definition of Product and order structs and the definition of the…

A: the code is an given below : #include <iostream> using namespace std; // structure to…

Q: An r-value reference is what? Why may it be helpful?

A: R-value references are a feature of C++ that was introduced with the C++11 standard.

Q: Polymorphism vs. abstraction: What's the difference?

A: Introduction: The difference between Polymorphism and abstraction:

Q: FOR C++, Create a Car class and print info of 2 car objects in main

A: C++ programming: #include <iostream>#include <string>using namespace std; class Car {…

Q: 1. Develop the following C# classes. Course string courseName string courseCode int courseCredit 2…

A: Dear student, the answer is provided below.

Q: use Java. Project description Purpose: To model a DFA (Deterministic Finite Automaton) and use it…

A: Below is the complete solution with explanation in detail for the given question in Java Programming…

Q: Write the c++ class interface code that is presented by the following UML diagram OOPstudent…

A: The following C++ code is based on given class diagram. Include necessary headers to program Make a…

Q: What is a lambda expression?

A: A lambda expression provides a concise way to create simple function objects. A lambda expression is…

Q: write a c++ program Suppose you own a software house and you have 30 employees working for you. You…

A: Use a structure to represent date, month and year of date

Q: What are the advantages that come with having referential transparency?

A: Referential transparency makes one of the major differences between functional and imperative…

Q: What are the Structure-based (white-box) testing techniques?

A: Structure-Based testing: Structure testing is the type of testing which functions the structure of…

Q: 12:03 AM b CLO2 Question#1: Pass Data from Form1 to Form2 using following methods: 1. Using…

A: For Form1:Create a Form1 with text boxes for Name, Father's Name (Fname), and Address, along with a…

Q: What is the usage of FWORD type?

A: FWORD type The FWORD type is a 32 bit far pointer. It has a 32 bit offset in the first four bytes…

Q: C++ oop Dynamic constructor: use? Syntax? example?

Q: Implicit declarations are not good for reliability and writability because misspelled identifier…

A: In Fortron Language, Implicit declarations are not good for reliability and writability because…

Q: The distinction between polymorphism and abstraction is explained

A: Abstraction is a property of hiding few details Polymorphism is a property of expressing details in…

Question

Instagram l
2:01 AM
O 55% E
cdn.fbsbx.com
Done
1 of 1
PRINCE ABDULLAH BIN GHAzı FACULTY
OF COMMUNICATION AND INFORMATION TECHNOLOGY
Department of Computer Science
:
Course Name
Compiler Construction and programming languages
:
Dr. Hasan Rashaideh
Instructor
Semester
2nd 2020-2021
:
Assignment [1]
Scanner /lexer
In this assignment, you will write a lexical analyzer for a one of the following JavaScript
programming language
1. Token specification:
You must create a table of the JavaScript programming language tokens as follows:
ТОKEN
Description
Pattern/Rule
lexeme examples
2. Write a Lex specification file and use the Lex generator to construct a lexical analyzer for the
JavaScript programming language with the following lexical properties:
1. Identifiers.
2. Кeywords.
3. Literals.
4. Operators.
5. Delimiters.
3. Test the lexical analyzer using sample of source files from the JavaScript programming
language.
4. Write a Lex program to remove comments from the JavaScript language.

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, computer-science and related others by exploring similar questions and additional content below.

Similar questions

javascript Need help defining a function frequencyAnalysis that accepts a string of lower-case letters as a parameter. frequencyAnalysis should return an object containing the amount of times each letter appeared in the string. example frequencyAnalysis('abca'); // => {a: 2, b: 1, c: 1}
7. Prepare a program in Perl that can insert a string which is searched for finding the word ‘gilli’. Hint: use subroutine , REGEX with indication of any regex problem
a. I is TRUEb. I and II are TRUEc. I is FALSEd. I and II are FALSE
2. A piece of declaration code in C programming language is as follows: typedef struct { int a, b; } CELL, *PCELL; CELL foo[100]; PCELL bar ( int x, CELL y ); Write the type expression for foo and bar. 3. Write an SDT for the following grammar, which can perform type checking. The type of S is the valid type of its body. S -> id := E | if E then S | while E do S | S; S
What parameters does Structure have? T