bootstrap已经推出了3.0的新版，看起来2.3.x版本也不会再更新了。那么bootstrap 2.3版与3.0版的区别在哪里呢？下面我们就来介绍一下。
Bootstrap 3.0增加了一些新的特性，对于一些类也进行了调整。不过两个版本在使用的方法上是没什么大的区别的。
bootstrap 2.3版与3.0版重要类的改变对比：
|
Bootstrap 2.x |
Bootstrap 3.0 |
|
.container-fluid |
.container |
|
.row-fluid |
.row |
|
.span* |
.col-md-* |
|
.offset* |
.col-md-offset-* |
|
.brand |
.navbar-brand |
|
.nav-collapse |
.navbar-collapse |
|
.nav-toggle |
.navbar-toggle |
|
.btn-navbar |
.navbar-btn |
|
.hero-unit |
.jumbotron |
|
.icon-* |
.glyphicon .glyphicon-* |
|
.btn |
.btn .btn-default |
|
.btn-mini |
.btn-xs |
|
.btn-small |
.btn-sm |
|
.btn-large |
.btn-lg |
|
.visible-phone |
.visible-sm |
|
.visible-tablet |
.visible-md |
|
.visible-desktop |
.visible-lg |
|
.hidden-phone |
.hidden-sm |
|
.hidden-tablet |
.hidden-md |
|
.hidden-desktop |
.hidden-lg |
|
.input-small |
.input-sm |
|
.input-large |
.input-lg |
|
.checkbox.inline .radio.inline |
.checkbox-inline .radio-inline |
|
.input-prepend .input-append |
.input-group |
|
.add-on |
.input-group-addon |
|
.thumbnail |
.img-thumbnail |
|
ul.unstyled |
.list-unstyled |
|
ul.inline |
.list-inline |
bootstrap 3.0版新增的类
|
Element |
Description |
|
Panels |
.panel .panel-default .panel-body .panel-title .panel-heading .panel-footer .panel-collapse |
|
List groups |
.list-group .list-group-item .list-group-item-text .list-group-item-heading |
|
Glyphicons |
.glyphicon |
|
Jumbotron |
.jumbotron |
|
Tiny grid (<768 px) |
.col-xs-* |
|
Small grid (>768 px) |
.col-sm-* |
|
Medium grid (>992 px) |
.col-md-* |
|
Large grid (>1200 px) |
.col-lg-* |
|
Offsets |
.col-sm-offset-* .col-md-offset-* .col-lg-offset-* |
|
Push |
.col-sm-push-* .col-md-push-* .col-lg-push-* |
|
Pull |
.col-sm-pull-* .col-md-pull-* .col-lg-pull-* |
|
Input groups |
.input-group .input-group-addon .input-group-btn |
|
Form controls |
.form-control .form-group |
|
Button group sizes |
.btn-group-xs .btn-group-sm .btn-group-lg |
|
Navbar text |
.navbar-text |
|
Navbar header |
.navbar-header |
|
Justified tabs / pills |
.nav-justified |
|
Responsive images |
.img-responsive |
|
Contextual table rows |
.success .danger .warning .active |
|
Contextual panels |
.panel-success .panel-danger .panel-warning .panel-info |
|
Modal |
.modal-dialog .modal-content |
|
Thumbnail image |
.img-thumbnail |
|
Well sizes |
.well-sm .well-lg |
|
Alert links |
.alert-link |
bootstrap 3.0版删除的类
|
Element |
Removed from 2.x |
3.0 Equivalent |
|
Form actions |
.form-actions |
N/A |
|
Search form |
.form-search |
N/A |
|
Fluid container |
.container-fluid |
.container (no more fixed grid) |
|
Fluid row |
.row-fluid |
.row (no more fixed grid) |
|
Navbar inner |
.navbar-inner |
N/A |
|
Dropdown submenu |
.dropdown-submenu |
N/A |
|
Tab alignments |
.tabs-left .tabs-right .tabs-below |
N/A |