如何显示来自VB.Net中Try Catch块的JavaScript警报消息? [英] How to show JavaScript alert message from Try Catch block in VB.Net?

问题描述

如何从VB.Net中的尝试捕获"块显示JavaScript警报消息?

How to show JavaScript alert message from Try Catch block in VB.Net?

推荐答案

Dim str_message as string
str_message = replace(str_message,"'","`") *1
Response.Write("<script>alert('" & str_message & "')</script>");

此链接对您有很多帮助
警告消息在尝试捕获"块中 [

This link many help you
Alert Message in Try Catch block[^]

在您的catch块中，尝试以下操作:

In your catch block, try something like:

Response.Write("<script>alert('"+ex.Message+"')</script>"); 

或

OR

ClientScript.RegisterStartupScript(typeof(Page), "SomeError", "<script type='text/javascript'>alert('Error!');</script>");

阅读:
ClientScriptManager.RegisterStartupScript方法 [ ClientScriptManager.RegisterClientScriptBlock方法 [

Read:
ClientScriptManager.RegisterStartupScript Method [^]
ClientScriptManager.RegisterClientScriptBlock Method [^]

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