Add JavaScript to Master Page Head section from Content Page in ASP.Net

Question

ltscript type  34textjavascript34 gt        function preventBack  windowhistoryforward         setTimeout34preventBack34 10        windowonunload  function   null     ltscriptgtThis code is to disable back button of browser where to write it in html if I dont have ltheadgt and lttitlegtbecause I remove it when using master page and content page

Azim · Accepted Answer

Itrsquos not a good practice to delete the header sectionIf you are using the mater page and content page then add this code in the master pageMaster Pagelthead runat34server34gt    lttitlegtlttitlegt    ltaspContentPlaceHolder id34head34 runat34server34gt    ltaspContentPlaceHoldergtltheadgtand write your code here in the content pageContent PageltaspContent ID34Content134 ContentPlaceHolderID34head34 runat34Server34gt    ltscript type34textjavascript34gt        function preventBack  windowhistoryforward         setTimeout34preventBack34 10        windowonunload  function   null     ltscriptgtltaspContentgt

Add JavaScript to Master Page Head section from Content Page in ASP.Net

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