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本文链接:https://blog.csdn.net/qq_34479912/article/details/827574451、头部引入js2、代码实现function exportPdf() { html2canvas(document.getElementById("exportContent"), { onrendered:function(canvas) { var contentWidth = canvas.width; var contentHeight = canvas.height; //一页pdf显示html页面生成的canvas高度; var pageHeight = contentWidth / 595.28 * 841.89; //未生成pdf的html页面高度 var leftHeight = contentHeight; //pdf页面偏移 var position = 0; //a4纸的尺寸[595.28,841.89],html页面生成的canvas在pdf中图片的宽高 var imgWidth = 555.28; var imgHeight = 555.28/contentWidth * contentHeight; var pageData = canvas.toDataURL('image/jpeg', 1.0); var pdf = new jsPDF('', 'pt', 'a4'); //有两个高度需要区分,一个是html页面的实际高度,和生成pdf的页面高度(841.89) //当内容未超过pdf一页显示的范围,无需分页 if (leftHeight pdf.addImage(pageData, 'JPEG', 20, 0, imgWidth, imgHeight ); } else { while(leftHeight > 0) { pdf.addImage(pageData, 'JPEG', 20, position, imgWidth, imgHeight) leftHeight -= pageHeight; position -= 841.89; //避免添加空白页 if(leftHeight > 0) { pdf.addPage(); } } } pdf.save('xxxx.pdf'); } })} ————————————————版权声明:本文为CSDN博主「菜园子丶For丨丶Tomorrow」的原创文章,遵循 CC 4.0 BY-SA 版权协议,转载请附上原文出处链接及本声明。原文链接:https://blog.csdn.net/qq_34479912/article/details/82757445 11-27 01:42