In particular: So if you use escape() to create URI parameter values you will get the wrong results for strings containing a plus, or any non-ASCII characters. What are Escape Characters in JavaScript ? I would like to use unescape but its been deprecated. What does "use strict" do in JavaScript, and what is the reasoning behind it? JavaScript SyntaxError - "0"-prefixed octal literals and octal escape sequences are deprecated. So is there a way to check in code (i.e. This is not the exact ecma implementation. Excellent, just what I wanted. Can Visa, Mastercard credit/debit cards be used to receive online payments? I know decodeURI and decodeURIComponent are some that are listed online. The substring following the most recent match. Be aware that this feature may cease to work at any time. Asynchronously observing changes to Arrays. JavaScript unescape() JavaScript unescape() escape() escape() unescape() Web decodeURI decodeURIComponent Overview of phishing HTML attachments in e-mail | Securelist That has involved a lot of use of escape/unescape and the apps involved have fully supported Unicode for many years now. Connect and share knowledge within a single location that is structured and easy to search. . However what if I have a string like test%20test%? Data Structure & Algorithm Classes (Live), Data Structures & Algorithms in JavaScript, Data Structure & Algorithm-Self Paced(C++/JAVA), Full Stack Development with React & Node JS(Live), Android App Development with Kotlin(Live), Python Backend Development with Django(Live), DevOps Engineering - Planning to Production, Top 100 DSA Interview Questions Topic-wise, Top 20 Greedy Algorithms Interview Questions, Top 20 Hashing Technique based Interview Questions, Top 20 Dynamic Programming Interview Questions, Commonly Asked Data Structure Interview Questions, Top 20 Puzzles Commonly Asked During SDE Interviews, Top 10 System Design Interview Questions and Answers, GATE CS Original Papers and Official Keys, ISRO CS Original Papers and Official Keys, ISRO CS Syllabus for Scientist/Engineer Exam, Difference between Function.prototype.apply and Function.prototype.call, Difference between preventDefault() and stopPropagation() methods in JavaScript. --> is only valid at the start of a line (to avoid ambiguity with a postfix decrement followed by a greater than operator), while