Home Web Front-end JS Tutorial Some important instructions for JavaScript events_javascript tips

Some important instructions for JavaScript events_javascript tips

May 16, 2016 pm 06:43 PM
javascript event

1. JavaScript asynchronous callback

Copy code The code is as follows:



2, event object
  Below The js implementation does not cause a line break when typing enter in the textarea text box. That is, disable the Enter key
Copy code The code is as follows: