Replace Full width bang to half width

Replace Full width bang! to half width!

Du musst eine Erweiterung wie Tampermonkey, Greasemonkey oder Violentmonkey installieren, um dieses Skript zu installieren.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

Sie müssten eine Skript Manager Erweiterung installieren damit sie dieses Skript installieren können

(Ich habe schon ein Skript Manager, Lass mich es installieren!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name    Replace Full width bang to half width
// @name:zh-CN   替换全角!到半角!
// @namespace https://github.com/fengkx/
// @match     https://duckduckgo.com/*
// @match     https://start.duckduckgo.com/*
// @version 0.1
// @description       Replace Full width bang! to half width!
// @description:en    Replace Full width bang! to half width!
// @description:zh    替换全角bang!到半角bang!
// @description:zh-CN 替换全角bang!到半角bang!
// @grant none
//@run-at             document-end
// ==/UserScript==

var $input = document.getElementById('search_form_input_homepage') || document.getElementById('search_form_input') ;
$input && $input.addEventListener('input', function (e) {
    if($input.value.search(/^!/) === 0) {
      var start = $input.selectionStart;
      var end = $input.selectionEnd;
      this.value = this.value.replace(/^!/, '!');
      $input.selectionStart=start;
      $input.selectionEnd=end;
    }
	
})