JavaScript: Unescape escaped HTML characters
JavaScript fundamental (ES6 Syntax): Exercise-113 with Solution
Write a JavaScript program to unescape escaped HTML characters.
- Use String.prototype.replace() with a regexp that matches the characters that need to be unescaped.
- Use the function's callback to replace each escaped character instance with its associated unescaped character using a dictionary (object).
Sample Solution:
JavaScript Code:
//#Source https://bit.ly/2neWfJ2
const unescapeHTML = str =>
str.replace(
/&|<|>|'|"/g,
tag =>
({
'&': '&',
'<': '<',
'>': '>',
''': "'",
'"': '"'
}[tag] || tag)
);
console.log(unescapeHTML('<a href="#">Me & you</a>'));
Sample Output:
"<a href=\"#\">Me & you</a>"
Flowchart:

Live Demo:
See the Pen javascript-basic-exercise-113-1 by w3resource (@w3resource) on CodePen.
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