chain.js

a tiny lib for executing synchronous and asynchronous functions in order.

Demo

load images and show them with chain.js

Usage

include chain.js and new Chain when document is ready.

<script src='chain.js'></script>
<script>
var job = new Chain(some functions);
job.start();
</script>

Options

Chain.start()

start the job in the task queue.

var job = new Chain(fn1,fn2,fn3);
job.start();

Chain.add(fn)

add a job in the end of task queue.

function fn4(){
  //do something
}

job.add(fn4);
//job list: [fn1,fn2,fn3,fn4]

Chain.add(index, fn)

add a job in specified position.

function fn4(){
  //do something
}

job.add(0,fn4);
//job list: [fn4,fn1,fn2,fn3]

Todolist

• basic usage
• optimize setTimeout, ajax in different situation

Contributions

Contributions are welcome. 

Feel free to create issues and pull request.