Controls the display style of a panel.

"I want to change the display attribute in the style of the panel to none in the onload method. Because my page has some scripts, I want to display this panel after triggering some events. I don't want to use Panel3.Visible = false ;"

(Request. QueryString []! = (Request. queryString []. toString (). equals (= (Request. queryString []. toString (). equals (Panel3.Visible = (Request. queryString []. toString (). equals (=

"On my page
Added asdaasdaasda to the panel.

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The separation line is a question asked by netizens. The following is a demonstration by Insus. NET.
For better results, Insus. NET added some supplementary code, such as Html markup changed:



Cs code:



In real-time operation demonstration, when a Web page starts to browse, Panel1 is displayed by default. Others are not displayed. When the relevant index is input, the relevant display is displayed. If no matching index is found, will not be displayed.