Bootstrap 4 - hidden classes - only hide on small screens

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名媛妹妹
名媛妹妹 2020-12-24 03:28

How to hide span content only on small (sm) screens? I need this content visible on xs screens.



        
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  • 2020-12-24 04:08

    Reading the docs again found that may not be achieved using bootstrap classes and must be done by myself

    So I ended up by doing this:

    imported mixins and variables from bootstrap and

    @each $bp in map-keys($grid-breakpoints) {
      .visible-#{$bp}-up {
        @include media-breakpoint-up($bp) {
          display: block !important;
        }
      }
      .visible-#{$bp}-down {
        @include media-breakpoint-down($bp) {
          display: block !important;
        }
      }
    }

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  • 2020-12-24 04:17

    With Bootstrap 4 Beta 1, you can hide sm only with d-block d-sm-none d-md-block.

    https://code.luasoftware.com/tutorials/bootstrap/bootstrap-hide-element-based-on-viewport-size/

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  • 2020-12-24 04:22

    There is an upcoming update for Bootstrap 4 that will enable hidden on a single viewport (hidden-x)..

    https://github.com/twbs/bootstrap/pull/22113

    All of the visibility classes will be revamped in this update.


    Update for Bootstrap 4 Beta

    If you want to hide an element on specific tiers (breakpoints) in Bootstrap 4, use the d-* display classes accordingly. Remember xs is the default (always implied) breakpoint, unless overridden by a larger breakpoint.

    https://www.codeply.com/go/bRlHp8MxtJ

    • hidden-xs-down = d-none d-sm-block
    • hidden-sm-down = d-none d-md-block
    • hidden-md-down = d-none d-lg-block
    • hidden-lg-down = d-none d-xl-block
    • hidden-xl-down = d-none (same as hidden)
    • hidden-xs (only) = d-none d-sm-block (same as hidden-xs-down)
    • hidden-sm (only) = d-block d-sm-none d-md-block
    • hidden-md (only) = d-block d-md-none d-lg-block
    • hidden-lg (only) = d-block d-lg-none d-xl-block
    • hidden-xl (only) = d-block d-xl-none

    Demo of all hidden / visible classes in Bootstrap 4 beta

    Also note that d-*-block can be replaced with d-*-inline, d-*-flex, etc.. depending on the display type of the element. More on the display classes in beta

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  • 2020-12-24 04:25

    It's quite easy. All you have to know is, how to use bootstrap 4 classes properly.

    Reference: https://getbootstrap.com/docs/4.0/utilities/display/

    First think as it's divide into three ordered groups. (When some group is not applicable omit that group)

    (hide_lower_limit) (display_size) (hide_upper_limit)
    
    1. (hide_lower_limit): has only one class .d-none

    2. (display_size): sizes to be visible (not-hide), eg: .d-sm-block, .d-md-block. It will have a format of .d-<size>-block

    3. (hide_upper_limit): the upper limit which should be hidden. This has a format of .d-<size+1>-none


    Let's look into some examples

    Q1: Display on md and bigger.

    ans:

    Start with visible screen size, (display_size): .d-md-block.

    Then think of all screen sizes which should be hidden, ie, all screen sizes

    • smaller than md hidden, (hide_lower_limit): .d-none
    • bigger than md not hidden, (hide_upper_limit): <omit>

    d-none d-md-block

    Q2: Display on sm and smaller.

    ans: (display_size): .d-sm-block.

    Hidden screen sizes

    • smaller than sm not hidden, (hide_lower_limit): <omit>
    • bigger than sm hidden, (hide_upper_limit): .d-md-none

    d-sm-block d-md-none

    Q3: Visible only in sm and md.

    ans: (display_size): .d-sm-block .d-md-block.

    Hidden screen sizes

    • smaller than sm hidden, (hide_lower_limit): .d-none
    • bigger than sm hidden, (hide_upper_limit): .d-lg-none

    d-none d-md-block d-sm-block d-lg-none

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