javascript

js上传图片并限制图片大小和尺寸

发布于 2022-03-31

<input type="file" accept="image/*" onchange="upImg(event)"> let upImg = function (e) { //限制上传图片大小 if (upImgSize(e, 5)) { // 限制图片尺寸 up...

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发布于 2022-03-24

<audio id="bgmusic" src="./audios/test.mp3" autoplay="autoplay" loop="loop"></audio> document.addEventListen...

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发布于 2022-03-23

html <!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>Bootstrap 模板</title> <meta name="vie...

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