<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="TempTest.aspx.cs" Inherits="WebApplication1.TempText" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head runat="server">??? <title>Untitled Page</title>
??? <script language="javascript" type="text/javascript">??????? function display(file) {??????????? var img = document.getElementById("image");??????????? img.src = file.value;
??????? }??? </script>
</head><body>??? <form id="form1" runat="server">??? <div>??????? <input id="File1" type="file" onchange="display(this)" />??????? <img id="image" alt="" src="" width="120" height="90" />??? </div>??? </form></body></html>
?
改變了src，但是image的現實圖片還是空白。
JavaScript設置html控件的src沒效果
蝴蝶不菲
2018-12-06 15:26:43
