How to start and stop a working program from a web page by clicking the HTML button
This article mainly introduces how to start and stop the working program from the web page by clicking the HTML button, the content is detailed and easy to understand, the operation is simple and fast, and has a certain reference value, I believe that after reading this article on how to start and stop working procedures from the web page by clicking the HTML button will have a harvest, let's take a look at it.
It uses the same JavaScript file, 'worker.js', as in the previous example, to calculate numbers from zero to 100000. Let's try this:
Try this code for example »
Start/Stop Web Worker
/ / Set up global variable
Var worker
Function startWorker () {
/ / Initialize web worker
Worker = new Worker ("worker.js")
/ / Run update function, when we get a message from worker
Worker.onmessage = update
/ / Tell worker to get started
Worker.postMessage ("start")
}
Function update (event) {
/ / Update the page with current message from worker
Document.getElementById ("result") [xss_clean] = event.data
}
Function stopWorker () {
/ / Stop the worker
Worker.terminate ()
}
Web Worker Demo
Stop web worker
This is the end of the article on "how to start and stop working programs from a web page by clicking the HTML button". Thank you for reading! I believe that everyone has a certain understanding of "how to start and stop working procedures from a web page by clicking the HTML button". If you want to learn more, you are welcome to follow the industry information channel.
