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• #Asp.net display master page only code#

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#Asp.net display master page only code#

3) The master page source code window will appear as shown below: 4) Create another nested master page by repeating the steps mentioned above. 2) Select Site.master template as the master page for the application. The reason why it started working can also be seen in the HTML source of the page as shown in figure below.Īs you will notice above the Yellow mark displays that the ID of the TextBox and Label is same as what is generated by the MasterPage hence the JavaScript function started working. 1) Create a master page in the project by selecting it from the templates. Engineersdaily is a web-only magazine passionately dedicated to providing engineers with relevant and useful content on a variety of engineering fields. It may also require the developer to apply the same style. Now after the changes done the JavaScript function is able to find the controls and hence it functions properly as required. There may be a necessity to display the menu, logo and information in all the pages of the web site. NET controls can be inserted into the content page just like an into an ordinary page. Var textbox = document.getElementById( "") Īs you will notice above I am using ASP.Net Inline Server Tags What is does is it simply prints the ClientID of the Control here Label1 Thus there is no need to worry about the changing IDs Thus it is a best practice to follow this method for all controls having runat=”server” tagįor more information on ASP.Net Inline Server Tags refer my article Inline ASP.Net Server Tags The controls tag contains a minimal amount of properties-in reality only.

UniqueID – The hierarchically-qualified unique identifier assigned to a control by the ASP.NET rendered as HTML name of the control The definition of the both the terms is given belowĬlientID – ASP.NET automatically generates a ClientID for a server when the control is rendered as HTML id of the control The solution to the above problem is taking help of the ASP.Net Inline Tags and the ClientID and UniqueID properties of an ASP.Net Control. When MasterPages are used they tend to rename all the controls in the content pages which have runat=”server”. JavaScript function is not able to find any controls with ID Label1 and TextBox1 For more details refer the figure below which displays the HTML source of the page.Īs you will notice the ID of the TextBox1 has changed to ctl00_ContentPlaceHolder1_TextBox1 and that of Label1 has changed to ctl00_ContentPlaceHolder1_Label1 hence the JavaScript function is not able to find them.īut you will also notice that the ID of the Button1 has n changed the reason is runat=”server” is not present in the button. Just design YourLayout.cshtml page in Shared folder and insert placeholder for the area that you want to make. answer:3)if second user login.we need to make button property visible to fasle. Note: Creating MasterPage Layout is very easy. we need to set button visible property to true in the master page. Net Inline Tags and the ClientID and UniqueID properties of an ASP. Now the reason for the above JavaScript error is the ID of the controls Label1 and TextBox1. question 2)Both can login at time answer 1)Place the button u need to visible or invisible button on to the master page. When working with master pages there is only one master page and multiple content. Var textbox = document.getElementById( "TextBox1") Īlert( "Label Value is " + label.innerHTML) Īlert( "TextBox Value is " + textbox.value) īut when I run the application and click on the HTML button I get JavaScript error saying object required. WP References WebPages Classes WebPages Security WebPages Database WebPages WebMail WebPages HelpersĪSP.NET Razor Razor Intro Razor Syntax Razor C# Variables Razor C# Loops Razor C# Logic Razor VB Variables Razor VB Loops Razor VB LogicĪSP.Var label = document.getElementById( "Label1") I’ve found it useful to only think of master pages as masters during design time. In fact, the MasterPage class derives from the UserControl class. However, by the time the Init event fires the master page becomes just another child control inside the page. WP Tutorial WebPages Intro WebPages Razor WebPages Layout WebPages Folders WebPages Global WebPages Forms WebPages Objects WebPages Files WebPages Databases WebPages Helpers WebPages WebGrid WebPages Charts WebPages Email WebPages PHP WebPages Publish WebPages Examples The master page is in control - giving orders and rearranging controls. × ASP.NET Tutorial ASP.NET HOME ASP.NET Intro