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I am not used plugin for that.I need add condition for if user is logged in so he /she can go this page else user can go login page. 
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I am not used plugin for that.I need add condition for if user is logged in so he /she can go this page else user can go login page.

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You are using WP's custom menu's then?
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But i am not understanding how to change bcoz i am new in Wordpress. I need to add condition on the one nav tab.I need add condition for this tab access only logged user if visitor user want to access this tab page redirect to login page. 
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But i am not understanding how to change bcoz i am new in Wordpress. I need to add condition on the one nav tab.I need add condition for this tab access only logged user if visitor user want to access this tab page redirect to login page.

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OK, you are going to need more help than just a quick answer. &nbsp;Would you mind raising the points on this question?
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OK, you are going to need more help than just a quick answer.  Would you mind raising the points on this question?

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I am new in Wordpress. I &nbsp;am working on WP project. I have issue in navigation menu. I need to change one navigation menu's url. How can i do ? 
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I am new in Wordpress. I  am working on WP project. I have issue in navigation menu. I need to change one navigation menu's url. How can i do ? 

In wordpress, How to change navigation menu url?

A web application framework (WAF) is a software framework that is designed to support the development of dynamic websites, web applications, web services and web resources. The framework aims to alleviate the overhead associated with common activities performed in web development. Most common web application frameworks are defined by specific subsets, including ASP.NET, JaveEE, Symfony, ColdFusion Language (CFML), Laravel, jQuery and AngularJS, or for the related languages, including .NET, PHP, JavaScript, Java, Perl, Python, Ruby, C++ and C.

Web Frameworks

WordPress is a free and open-source content management system (CMS) based on PHP and MySQL for creating websites and blogs. Features include a plugin architecture, a template system and strong management, customization and search systems; through its dynamic presentation of content, webmasters have the flexibility to create websites easily.