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URLSearchParams snippet

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Original file line number	Diff line number	Diff line change
`@@ -196,3 +196,22 @@ const user = {`
`196`	`196`	`const { education : { degree } }`
`197`	`197`	`console.log(degree) //Masters`
`198`	`198`	```
	`199`	`+`
	`200`	`+# URLSearchParams`
	`201`	`+`
	`202`	`+`
	`203`	+```javascript
	`204`	`+//The URLSearchParams interface defines utility methods to work with the query string of a URL.`
	`205`	`+`
	`206`	`+const urlParams = new URLSearchParams("?post=1234&action=edit");`
	`207`	`+`
	`208`	`+console.log(urlParams.has('post')); // true`
	`209`	`+console.log(urlParams.get('action')); // "edit"`
	`210`	`+console.log(urlParams.getAll('action')); // ["edit"]`
	`211`	`+console.log(urlParams.toString()); // "?post=1234&action=edit"`
	`212`	`+console.log(urlParams.append('active','1')); // "?post=1234&action=edit&active=1"`
	`213`	+```
	`214`	`+`
	`215`	`+`
	`216`	`+`
	`217`	`+`

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