Added validation for URL

script.js

@@ -29,6 +29,11 @@ const app = new Vue({
     history: window.localStorage.getItem("history") ? JSON.parse(window.localStorage.getItem("history")) : []
   },
   computed: {
+
+    urlNotValid() {
+      return !(/(http(s)?:\/\/.)?(www\.)?[-a-zA-Z0-9@:%._\+~#=]{2,256}\.[a-z]{2,6}\b([-a-zA-Z0-9@:%_\+.~#?&//=]*)/g.test(this.url))
+    },
+
     rawRequestBody() {
       const {
         bodyParams
@@ -86,6 +91,12 @@ const app = new Vue({
       document.getElementsByClassName(el)[0].classList.toggle('hidden')
     },
     sendRequest() {
+
+      if (this.urlNotValid) {
+        alert("Please check the formatting of the URL")
+        return
+      }
+
       const n = new Date().toLocaleTimeString()
       
       // Latest requests should be placed on top