jQuery事件click后面跟上了一串

Question

/*FILEUPLOADDATA-API*==================*/$(function(){$('body').on('click.fileupload.data-api','[data-provides="fileupload"]',function(e){var$this=$(this)if($this.data('fileupload'))return$this.fileupload($this.data())var$target=$(e.target).is('[data-dismiss=fileupload],[data-trigger=fileupload]')?$(e.target):$(e.target).parents('[data-dismiss=fileupload],[data-trigger=fileupload]').first()if($target.length>0){$target.trigger('click.fileupload')e.preventDefault()}})})'click.fileupload.data-api'这是什么用法？

Answer 1

没什么特别的，click.fileupload.data-api只是个名字，里面包括中文都没问题，肯定底层哪里trigger了一个名为click.fileupload.data-api事件。