react bootstrap-loader

1.install

npm install bootstrap-loader jquery resolve-url-loader

2.webpack.config.js

entry: ['bootstrap-loader', './src/app.js']

new webpack.ProvidePlugin({

　　$: 'jquery',

　　jQuery: 'jquery'

});

bootstraprc.txt

---
# Output debugging info
# loglevel: debug

# Major version of Bootstrap: 3 or 4
bootstrapVersion: 3

# If Bootstrap version 3 is used - turn on/off custom icon font path
useCustomIconFontPath: false

# Webpack loaders, order matters
styleLoaders:
  - style
  - css
  - sass

# Extract styles to stand-alone css file
# Different settings for different environments can be used,
# It depends on value of NODE_ENV environment variable
# This param can also be set in webpack config:
#   entry: 'bootstrap-loader/extractStyles'
extractStyles: false
# env:
#   development:
#     extractStyles: false
#   production:
#     extractStyles: true

# Customize Bootstrap variables that get imported before the original Bootstrap variables.
# Thus, derived Bootstrap variables can depend on values from here.
# See the Bootstrap _variables.scss file for examples of derived Bootstrap variables.
#
# preBootstrapCustomizations: ./path/to/bootstrap/pre-customizations.scss

# This gets loaded after bootstrap/variables is loaded
# Thus, you may customize Bootstrap variables
# based on the values established in the Bootstrap _variables.scss file
#
# bootstrapCustomizations: ./path/to/bootstrap/customizations.scss

# Import your custom styles here
# Usually this endpoint-file contains list of @imports of your application styles
#
# appStyles: ./path/to/your/app/styles/endpoint.scss

### Bootstrap styles
styles:

  # Mixins
  mixins: true

  # Reset and dependencies
  normalize: true
  print: true
  glyphicons: true

  # Core CSS
  scaffolding: true
  type: true
  code: true
  grid: true
  tables: true
  forms: true
  buttons: true

  # Components
  component-animations: true
  dropdowns: true
  button-groups: true
  input-groups: true
  navs: true
  navbar: true
  breadcrumbs: true
  pagination: true
  pager: true
  labels: true
  badges: true
  jumbotron: true
  thumbnails: true
  alerts: true
  progress-bars: true
  media: true
  list-group: true
  panels: true
  wells: true
  responsive-embed: true
  close: true

  # Components w/ JavaScript
  modals: true
  tooltip: true
  popovers: true
  carousel: true

  # Utility classes
  utilities: true
  responsive-utilities: true

### Bootstrap scripts
scripts:
  transition: true
  alert: true
  button: true
  carousel: true
  collapse: true
  dropdown: true
  modal: true
  tooltip: true
  popover: true
  scrollspy: true
  tab: true
  affix: true