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我想从事件处理程序运行一些JavaScript。这里是我的代码:从vb.net运行代码
Protected Sub RecordBottomGridRow(ByVal sender As Object, ByVal e As EventArgs) Handles GridView_Body.PageIndexChanging
Dim scriptText As New StringBuilder()
scriptText.Append("<script type=""text/javascript"">")
scriptText.Append(Environment.NewLine)
scriptText.Append("function RecordBottomGridRow() {")
scriptText.Append(Environment.NewLine)
scriptText.Append("var elements = document.getElementsByClassName('exp');")
scriptText.Append(Environment.NewLine)
scriptText.Append("var expIndex;")
scriptText.Append(Environment.NewLine)
scriptText.Append("for (var i = 0, im = elements.length; im > i; i++) {")
scriptText.Append(Environment.NewLine)
scriptText.Append("var elementId = elements[i].id;")
scriptText.Append(Environment.NewLine)
scriptText.Append("expIndex = elementId.substring(3);")
scriptText.Append(Environment.NewLine)
scriptText.Append("}")
scriptText.Append(Environment.NewLine)
scriptText.Append("var fundCode = document.getElementById('htmlFund' + expIndex);")
scriptText.Append(Environment.NewLine)
scriptText.Append("var e = document.getElementById('exp' + expIndex);")
scriptText.Append(Environment.NewLine)
scriptText.Append("document.getElementById('lastFundChosen') = fundcode.value;")
scriptText.Append(Environment.NewLine)
scriptText.Append("document.getElementById('expOrColl').value = e.value;")
scriptText.Append(Environment.NewLine)
scriptText.Append("alert(e.value);")
scriptText.Append(Environment.NewLine)
scriptText.Append("} </script>")
ScriptManager.RegisterStartupScript(Me, Me.GetType(), "RecordBottomGridRow", scriptText.ToString(), False)
End Sub
注意到“警告”在那里。我运行代码并激发事件,但没有弹出窗口提示JavaScript代码没有运行。我究竟做错了什么?
您的JavaScript代码在Web浏览器中的外观如何?您可以在浏览器中调试JavaScript代码。 – yW0K5o 2014-10-27 17:55:03
在页面加载并调试javascript之后点击f12,这将是我的第一个建议,fyi chrome比IE更容易调试 – QBM5 2014-10-27 17:59:25
@ user3715441您是否调用了JavaScript函数RecordBottomGridRow? – yW0K5o 2014-10-27 18:04:43