$("#id_avatar").change(function () { ?
???????var reader = new FileReader(); ???
???????reader.readAsDataURL(this.files[0]);
???????reader.onload = function () { ???#等待图片加载完成后开始上传
???????????$("#avatar-img").attr("src",this.result)
???????}
???});
jquery上传图片在前端显示
原文地址:https://www.cnblogs.com/louzi/p/9442064.html