How to slide nav bar from left instead from top?

Question

Bootstrap supports toggling a navbar from the top. How can I slide it from the left when the screen-size is small?

For example:

In the screenshot pr

Answer 1

Without Plugin, We can do this

See The LINK

Bootstrap multi-level responsive menu with left side slide toggle for mobile devices

$('[data-toggle="slide-collapse"]').on('click', function() {
  $navMenuCont = $($(this).data('target'));
  $navMenuCont.animate({
    'width': 'toggle'
  }, 350);
  $(".menu-overlay").fadeIn(500);
});

$(".menu-overlay").click(function(event) {
  $(".navbar-toggle").trigger("click");
  $(".menu-overlay").fadeOut(500);
});

// if ($(window).width() >= 767) {
//     $('ul.nav li.dropdown').hover(function() {
//         $(this).find('>.dropdown-menu').stop(true, true).delay(200).fadeIn(500);
//     }, function() {
//         $(this).find('>.dropdown-menu').stop(true, true).delay(200).fadeOut(500);
//     });

//     $('ul.nav li.dropdown-submenu').hover(function() {
//         $(this).find('>.dropdown-menu').stop(true, true).delay(200).fadeIn(500);
//     }, function() {
//         $(this).find('>.dropdown-menu').stop(true, true).delay(200).fadeOut(500);
//     });


//     $('ul.dropdown-menu [data-toggle=dropdown]').on('click', function(event) {
//         event.preventDefault();
//         event.stopPropagation();
//         $(this).parent().siblings().removeClass('open');
//         $(this).parent().toggleClass('open');
//         $('b', this).toggleClass("caret caret-up");
//     });
// }

// $(window).resize(function() {
//     if( $(this).width() >= 767) {
//         $('ul.nav li.dropdown').hover(function() {
//             $(this).find('>.dropdown-menu').stop(true, true).delay(200).fadeIn(500);
//         }, function() {
//             $(this).find('>.dropdown-menu').stop(true, true).delay(200).fadeOut(500);
//         });
//     }
// });

var windowWidth = $(window).width();
if (windowWidth > 767) {
  // $('ul.dropdown-menu [data-toggle=dropdown]').on('click', function(event) {
  //     event.preventDefault();
  //     event.stopPropagation();
  //     $(this).parent().siblings().removeClass('open');
  //     $(this).parent().toggleClass('open');
  //     $('b', this).toggleClass("caret caret-up");
  // });

  $('ul.nav li.dropdown').hover(function() {
    $(this).find('>.dropdown-menu').stop(true, true).delay(200).fadeIn(500);
  }, function() {
    $(this).find('>.dropdown-menu').stop(true, true).delay(200).fadeOut(500);
  });

  $('ul.nav li.dropdown-submenu').hover(function() {
    $(this).find('>.dropdown-menu').stop(true, true).delay(200).fadeIn(500);
  }, function() {
    $(this).find('>.dropdown-menu').stop(true, true).delay(200).fadeOut(500);
  });


  $('ul.dropdown-menu [data-toggle=dropdown]').on('click', function(event) {
    event.preventDefault();
    event.stopPropagation();
    $(this).parent().siblings().removeClass('open');
    $(this).parent().toggleClass('open');
    // $('b', this).toggleClass("caret caret-up");
  });
}
if (windowWidth < 767) {
  $('ul.dropdown-menu [data-toggle=dropdown]').on('click', function(event) {
    event.preventDefault();
    event.stopPropagation();
    $(this).parent().siblings().removeClass('open');
    $(this).parent().toggleClass('open');
    // $('b', this).toggleClass("caret caret-up");
  });
}

// $('.dropdown a').append('Some text');

@media only screen and (max-width: 767px) {
  #slide-navbar-collapse {
    position: fixed;
    top: 0;
    left: 15px;
    z-index: 999999;
    width: 280px;
    height: 100%;
    background-color: #f9f9f9;
    overflow: auto;
    bottom: 0;
    max-height: inherit;
  }
  .menu-overlay {
    display: none;
    background-color: #000;
    bottom: 0;
    left: 0;
    opacity: 0.5;
    filter: alpha(opacity=50);
    /* IE7 & 8 */
    position: fixed;
    right: 0;
    top: 0;
    z-index: 49;
  }
  .navbar-fixed-top {
    position: initial !important;
  }
  .navbar-nav .open .dropdown-menu {
    background-color: #ffffff;
  }
  ul.nav.navbar-nav li {
    border-bottom: 1px solid #eee;
  }
  .navbar-nav .open .dropdown-menu .dropdown-header,
  .navbar-nav .open .dropdown-menu>li>a {
    padding: 10px 20px 10px 15px;
  }
}

.dropdown-submenu {
  position: relative;
}

.dropdown-submenu .dropdown-menu {
  top: 0;
  left: 100%;
  margin-top: -1px;
}

li.dropdown a {
  display: block;
  position: relative;
}

li.dropdown>a:before {
  content: "\f107";
  font-family: FontAwesome;
  position: absolute;
  right: 6px;
  top: 5px;
  font-size: 15px;
}

li.dropdown-submenu>a:before {
  content: "\f107";
  font-family: FontAwesome;
  position: absolute;
  right: 6px;
  top: 10px;
  font-size: 15px;
}

ul.dropdown-menu li {
  border-bottom: 1px solid #eee;
}

.dropdown-menu {
  padding: 0px;
  margin: 0px;
  border: none !important;
}

li.dropdown.open {
  border-bottom: 0px !important;
}

li.dropdown-submenu.open {
  border-bottom: 0px !important;
}

li.dropdown-submenu>a {
  font-weight: bold !important;
}

li.dropdown>a {
  font-weight: bold !important;
}

.navbar-default .navbar-nav>li>a {
  font-weight: bold !important;
  padding: 10px 20px 10px 15px;
}

li.dropdown>a:before {
  content: "\f107";
  font-family: FontAwesome;
  position: absolute;
  right: 6px;
  top: 9px;
  font-size: 15px;
}

@media (min-width: 767px) {
  li.dropdown-submenu>a {
    padding: 10px 20px 10px 15px;
  }
  li.dropdown>a:before {
    content: "\f107";
    font-family: FontAwesome;
    position: absolute;
    right: 3px;
    top: 12px;
    font-size: 15px;
  }
}

  
    
    
    
    
    
    
    

  

  
    

      

        
        

          
                    Toggle navigation
                    
                    
                    
                
          Brand
        
        
        

          

            
Link (current)
            
Link
            

              Dropdown
              

                
Action
                
Another action
                
Something else here
                
Separated link
                
One more separated link
                

                  SubMenu 1
                  

                    
3rd level dropdown
                    
3rd level dropdown
                    
3rd level dropdown
                    
3rd level dropdown
                    
3rd level dropdown
                    

                      SubMenu 2
                      

                        
3rd level dropdown
                        
3rd level dropdown
                        
3rd level dropdown
                        
3rd level dropdown
                        
3rd level dropdown
                      
                    
                  
                
              
            
            
Link
          
          

            
Link
            

              Dropdown
              

                
Action
                
Another action
                
Something else here
                
Separated link
              
            
          
        
        
      
      
    
    

    

      
Resize the window to see the result
      

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        dolor porta ac. Sed libero eros, fringilla ac lorem in, blandit scelerisque lorem. Suspendisse iaculis justo velit, sit amet fringilla velit ornare a. Sed consectetur quam eget ipsum luctus bibendum. Ut nisi lectus, viverra vitae ipsum sit amet,
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        ultrices, augue magna placerat ex, ac varius mauris ante sed dui. Fusce ullamcorper vulputate magna, a malesuada nunc pellentesque sit amet. Donec posuere placerat erat, sed ornare enim aliquam vitae. Nullam pellentesque auctor augue, vel commodo
        dolor porta ac. Sed libero eros, fringilla ac lorem in, blandit scelerisque lorem. Suspendisse iaculis justo velit, sit amet fringilla velit ornare a. Sed consectetur quam eget ipsum luctus bibendum. Ut nisi lectus, viverra vitae ipsum sit amet,
        condimentum condimentum neque. In maximus suscipit eros ut eleifend. Donec venenatis mauris nulla, ac bibendum metus bibendum vel.
      
      

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        ultrices, augue magna placerat ex, ac varius mauris ante sed dui. Fusce ullamcorper vulputate magna, a malesuada nunc pellentesque sit amet. Donec posuere placerat erat, sed ornare enim aliquam vitae. Nullam pellentesque auctor augue, vel commodo
        dolor porta ac. Sed libero eros, fringilla ac lorem in, blandit scelerisque lorem. Suspendisse iaculis justo velit, sit amet fringilla velit ornare a. Sed consectetur quam eget ipsum luctus bibendum. Ut nisi lectus, viverra vitae ipsum sit amet,
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        ultrices, augue magna placerat ex, ac varius mauris ante sed dui. Fusce ullamcorper vulputate magna, a malesuada nunc pellentesque sit amet. Donec posuere placerat erat, sed ornare enim aliquam vitae. Nullam pellentesque auctor augue, vel commodo
        dolor porta ac. Sed libero eros, fringilla ac lorem in, blandit scelerisque lorem. Suspendisse iaculis justo velit, sit amet fringilla velit ornare a. Sed consectetur quam eget ipsum luctus bibendum. Ut nisi lectus, viverra vitae ipsum sit amet,
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        dolor porta ac. Sed libero eros, fringilla ac lorem in, blandit scelerisque lorem. Suspendisse iaculis justo velit, sit amet fringilla velit ornare a. Sed consectetur quam eget ipsum luctus bibendum. Ut nisi lectus, viverra vitae ipsum sit amet,
        condimentum condimentum neque. In maximus suscipit eros ut eleifend. Donec venenatis mauris nulla, ac bibendum metus bibendum vel.