前端生成二维码并提供下载按钮
$("#qrcode").qrcode({
render: "canvas",
text:'http://baidu.com/<?PHP echo $this->detailData['id'];?>',
width: 100,
height: 100
})
$("#downEwm").click(function (){
let canvas = document.getElementsByTagName('canvas')[0]
let base64Img = canvas.toDataURL()
let link = document.createElement('a')
link.href = base64Img
link.download = 'code'+ Date.now()
let event = document.createEvent('MouseEvents')
event.initMouseEvent('click',true,false,window,0,0,0,0,0,false,false,false,false,0,null)
link.dispatchEvent(event)
})本文为看恩吧原创文章,转载无需和我联系,但请注明来自knsay.com
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