js urlencode code example

Example 1: urlencode javascript

var url = encodeURIComponent('url');

Example 2: js escape url parameter

var myUrl = "http://www.image.com/?username=unknown&password=unknown";
var encodedURL= "http://www.foobar.com/foo?imageurl=" + encodeURIComponent(myUrl);

Example 3: js urlencode

/* There are 11 characters which are not encoded by encodeURI, 
but encoded by encodeURIComponent. */

encodeURI("test uri"); 
// "test%20uri"
encodeURI("test uri"); 
// "test%20uri"

encodeURI("test uri/with a slash"); 
// "test%20uri/with%20a%20slash"
encodeURIComponent("test uri/with a slash"); 
// "test%20uri%2Fwith%20a%20slash"

Example 4: 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 5: type script encode url

var encodeURI = encodeURIComponent("&")

Example 6: jq unencode string

# -r enable raw output

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