javascript encode code example

Example 1: javascript html encode

function htmlEntities(s){
	return s.replace(/[\u00A0-\u9999<>\&]/gim, function(i) {
  		return '&#' + i.charCodeAt(0) + ';';
	});
}

Example 2: encodeuricomponent js

var set1 = ";,/?:@&=+$";  // Reserved Characters
var set2 = "-_.!~*'()";   // Unescaped Characters
var set3 = "#";           // Number Sign
var set4 = "ABC abc 123"; // Alphanumeric Characters + Space

console.log(encodeURI(set1)); // ;,/?:@&=+$
console.log(encodeURI(set2)); // -_.!~*'()
console.log(encodeURI(set3)); // #
console.log(encodeURI(set4)); // ABC%20abc%20123 (the space gets encoded as %20)

console.log(encodeURIComponent(set1)); // %3B%2C%2F%3F%3A%40%26%3D%2B%24
console.log(encodeURIComponent(set2)); // -_.!~*'()
console.log(encodeURIComponent(set3)); // %23
console.log(encodeURIComponent(set4)); // ABC%20abc%20123 (the space gets encoded as %20)

Example 3: type script encode url

var encodeURI = encodeURIComponent("&")

Example 4: javascript html special characters

return mystring.replace(/&/g, "&amp;").replace(/>/g, "&gt;").replace(/</g, "&lt;").replace(/"/g, "&quot;");

Example 5: jq unencode string

# -r enable raw output

jq -r .[0].string FILE.json