<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Title</title> </head> <body> <div class="upload_box"> <b>上传图片</b> <input type="file" name="file" id="file" accept="image/*" onchange="imgChange(this);"/> <!--文件上传选择按钮--> <div id="preview"> <img id="imghead" src=""/> <!--图片显示位置--> </div> </div> </body> </html> <script type="text/javascript"> // 选择图片显示 function imgChange(obj) { //获取点击的文本框 var file = document.getElementById("file"); var imgUrl = window.URL.createObjectURL(file.files[0]); var img = document.getElementById(\'imghead\'); img.setAttribute(\'src\', imgUrl); // 修改img标签src属性值 }; </script>