code-boxx/0-JS-REUSABLE.MD

## 0-JS-REUSABLE.MD

      
    Raw
  

              0-JS-REUSABLE.MD
            
          
    REUSABLE JAVASCRIPT COMPONENTS

https://code-boxx.com/simple-reusable-javascript-components/
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-mylib.js
var mylib = {
  // (A) AJAX : AJAX FETCH
  //  url : target url
  //  done : function to call when server responds
  ajax : (url, done) => {
    fetch(url, { method:"POST" })
    .then(res => res.text())
    .then(txt => done(txt));
  },

  // (B) LOAD : USE AJAX TO LOAD CONTENTS
  //  url : target url
  //  target : id of target html element
  load : (url, target) => mylib.ajax(
    url, txt => document.getElementById(target).innerHTML = txt
  )
};

## 1b-demo.html
<!DOCTYPE html>
<html>
  <head>
    <title>Simple Reusable Component Demo</title>

    <!-- (A) LOAD LIBRARY -->
    <script src="1a-mylib.js"></script>
  </head>
  <body>
    <!-- (B) AJAX LOAD CONTENT -->
    <div id="demo"></div>

    <script>
    mylib.load("1c-dummy.html", "demo");
    </script>
  </body>
</html>

## 1c-dummy.html
<strong>It Works!</strong>

## 2a-mylib.js
class Mylib {
  // (A) AJAX : AJAX FETCH
  //  url : target url
  //  done : function to call when server responds
  ajax (url, done) {
    fetch(url, { method:"POST" })
    .then(res => res.text())
    .then(txt => done(txt));
  }

  // (B) LOAD : USE AJAX TO LOAD CONTENTS
  //  url : target url
  //  target : id of target html element
  load (url, target) {
    this.ajax(url, txt => document.getElementById(target).innerHTML = txt);
  }
}

## 2b-demo.html
<!DOCTYPE html>
<html>
  <head>
    <title>Simple Reusable Component Demo</title>

    <!-- (A) LOAD LIBRARY -->
    <script src="2a-mylib.js"></script>
  </head>
  <body>
    <!-- (B) AJAX LOAD CONTENT -->
    <div id="demo"></div>

    <script>
    var mylib = new Mylib();
    mylib.load("1c-dummy.html", "demo");
    </script>
  </body>
</html>

## 3a-mylib.js
(() => {
  // (A) AJAX : AJAX FETCH
  //  url : target url
  //  done : function to call when server responds
  var ajax = (url, done) => {
    fetch(url, { method:"POST" })
    .then(res => res.text())
    .then(txt => done(txt));
  };

  // (B) LOAD : USE AJAX TO LOAD CONTENTS
  //  url : target url
  //  target : id of target html element
  var load = (url, target) => {
    ajax(url, txt => document.getElementById(target).innerHTML = txt);
  };

  // (C) "PUBLIC FUNCTIONS"
  window.mylib = { load : load };
})();

## 3b-demo.html
<!DOCTYPE html>
<html>
  <head>
    <title>Simple Reusable Component Demo</title>

    <!-- (A) LOAD LIBRARY -->
    <script src="3a-mylib.js"></script>
  </head>
  <body>
    <!-- (B) AJAX LOAD CONTENT -->
    <div id="demo"></div>

    <script>
    mylib.load("1c-dummy.html", "demo");
    </script>
  </body>
</html>

## 4a-mylib.js
export function first () { alert("first!") }
export function second () { alert("second!") }

## 4b-demo.html
<!DOCTYPE html>
<html>
  <head>
    <title>Module Demo</title>
    <script type="module">
    import * as mylib from "./4a-mylib.js";
    mylib.first();
    mylib.second();
    </script>
  </head>
  <body></body>
</html>
	var mylib = {
	// (A) AJAX : AJAX FETCH
	// url : target url
	// done : function to call when server responds
	ajax : (url, done) => {
	fetch(url, { method:"POST" })
	.then(res => res.text())
	.then(txt => done(txt));
	},

	// (B) LOAD : USE AJAX TO LOAD CONTENTS
	// url : target url
	// target : id of target html element
	load : (url, target) => mylib.ajax(
	url, txt => document.getElementById(target).innerHTML = txt
	)
	};
	<!DOCTYPE html>
	<html>
	<head>
	<title>Simple Reusable Component Demo</title>

	<!-- (A) LOAD LIBRARY -->
	<script src="1a-mylib.js"></script>
	</head>
	<body>
	<!-- (B) AJAX LOAD CONTENT -->
	<div id="demo"></div>

	<script>
	mylib.load("1c-dummy.html", "demo");
	</script>
	</body>
	</html>
	class Mylib {
	// (A) AJAX : AJAX FETCH
	// url : target url
	// done : function to call when server responds
	ajax (url, done) {
	fetch(url, { method:"POST" })
	.then(res => res.text())
	.then(txt => done(txt));
	}

	// (B) LOAD : USE AJAX TO LOAD CONTENTS
	// url : target url
	// target : id of target html element
	load (url, target) {
	this.ajax(url, txt => document.getElementById(target).innerHTML = txt);
	}
	}
	(() => {
	// (A) AJAX : AJAX FETCH
	// url : target url
	// done : function to call when server responds
	var ajax = (url, done) => {
	fetch(url, { method:"POST" })
	.then(res => res.text())
	.then(txt => done(txt));
	};

	// (B) LOAD : USE AJAX TO LOAD CONTENTS
	// url : target url
	// target : id of target html element
	var load = (url, target) => {
	ajax(url, txt => document.getElementById(target).innerHTML = txt);
	};

	// (C) "PUBLIC FUNCTIONS"
	window.mylib = { load : load };
	})();
	export function first () { alert("first!") }
	export function second () { alert("second!") }