js代码

<script src="js/qrjs2.js"></script>
	<script type="text/javascript">
		var container1 = document.getElementById('qr1');
		var container2 = document.getElementById('qr2');
		var container3 = document.getElementById('qr3');
		var container4 = document.getElementById('qr4');
		var svgElement = document.createElement("div"),
		u = "https://jy.tp.yuanmeng.life/",
		s = QRCode.generateSVG(u, {
				ecclevel: "M",
				fillcolor: "#FFFFFF",
				textcolor: "#373737",
				margin: 4,
				modulesize: 8
			});
		svgElement.appendChild(s);
		container1.appendChild(svgElement);
		if (document.implementation.hasFeature("http://www.w3.org/2000/svg","1.1")) {
			var dataUriSvgImage = document.createElement("img"),
			u = "https://jy.tp.yuanmeng.life/",
			s = QRCode.generateSVG(u, {
					ecclevel: "M",
					fillcolor: "#FFFFFF",
					textcolor: "#373737",
					margin: 4,
					modulesize: 8
				});
			var XMLS = new XMLSerializer();
			s = XMLS.serializeToString(s);
			s = "data:image/svg+xml;base64," + window.btoa(unescape(encodeURIComponent(s)));
			dataUriSvgImage.src = s;
			container2.appendChild(dataUriSvgImage);
		}
		var dataUriPngImage = document.createElement("img"),
		u = "https://jy.tp.yuanmeng.life/",
		s = QRCode.generatePNG(u, {
				ecclevel: "M",
				format: "html",
				fillcolor: "#FFFFFF",
				textcolor: "#373737",
				margin: 4,
				modulesize: 8
			});
		dataUriPngImage.src = s;
		container3.appendChild(dataUriPngImage);
		var htmlTable = document.createElement("div"),
		u = "https://jy.tp.yuanmeng.life/",
		s = QRCode.generateHTML(u, {
				ecclevel: "M",
				fillcolor: "#FFFFFF",
				textcolor: "#373737",
				margin: 4,
				modulesize: 8
			});
		htmlTable.appendChild(s);
		container4.appendChild(htmlTable);
	</script>