code-boxx/0-JS-IN-HTML.MD

## 0-JS-IN-HTML.MD

      
    Raw
  

              0-JS-IN-HTML.MD
            
          
    WAYS TO INCLUDE JAVASCRIPT IN HTML

https://code-boxx.com/javascript-in-html/
LICENSE

Copyright by Code Boxx
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.

  
## 1a-external.js
alert("1A Loaded");

## 1b-external.html
<!DOCTYPE html>
<html>
  <head>
    <title>JS In HTML</title>

    <!-- (A) RELATIVE URL -->
    <script src="1a-external.js"></script>

    <!-- (B) ABSOLUTE URL -->
    <script src="http://localhost/1a-external.js"></script>
  </head>
  <body></body>
</html>

## 2-internal.html
<!DOCTYPE html>
<html>
  <head>
    <title>JS In HTML</title>
  </head>
  <body>
    <p>Some HTML</p>
    <script>
    alert("Loaded");
    </script>
  </body>
</html>

## 3-inline.html
<!DOCTYPE html>
<html>
  <head>
    <title>JS In HTML</title>
  </head>
  <body>
    <p onmouseover="alert('Mouse Over');">Hover to alert.</p>
    <input type="button" value="Say Hello" onclick="alert('Hello World!');">
  </body>
</html>

## 4a-demo.js
function demoA () {
  alert("Demo A");
}

## 4b-demo.html
<!DOCTYPE html>
<html>
  <head>
    <title>JS In HTML</title>

    <!-- (A) SCRIPT IN HEAD -->
    <script src="4a-demo.js"></script>
  </head>
  <body>
    <!-- (B) SCRIPT IN BODY -->
    <script>
    function demoB () {
      alert("Demo B");
    }
    </script>

    <!-- (C) HTML ELEMENTS -->
    <p onclick="demoA()">Demo A</p>
    <p onclick="demoB()">Demo B</p>
  </body>
</html>

## 5a-first.js
alert("First loaded");

## 5b-second.js
alert("Second loaded");

## 5c-order.html
<!DOCTYPE html>
<html>
  <head>
    <title>JS In HTML</title>

    <!-- (A) THIS WILL LOAD FIRST -->
    <script src="5a-first.js"></script>
  </head>
  <body>
    <!-- (B) FOLLOWED BY HTML ELEMENTS -->
    <p>Demo A</p>
    <p>Demo B</p>

    <!-- (C) THIS WILL LOAD LAST -->
    <script src="5b-second.js"></script>
  </body>
</html>
	<!DOCTYPE html>
	<html>
	<head>
	<title>JS In HTML</title>

	<!-- (A) RELATIVE URL -->
	<script src="1a-external.js"></script>

	<!-- (B) ABSOLUTE URL -->
	<script src="http://localhost/1a-external.js"></script>
	</head>
	<body></body>
	</html>