When import the "react-component-lib",show the err of the React is undefied.

[chenpeng2]

Uncaught ReferenceError: React is not defined
at Object.e.exports.toggleValues (http://localhost:8080/src/bundle.js:29915:7656)
at A (http://localhost:8080/src/bundle.js:29915:777)
at Object.e.exports.__timer (http://localhost:8080/src/bundle.js:29915:17719)
at A (http://localhost:8080/src/bundle.js:29915:777)
at Object.e.__esModule.default (http://localhost:8080/src/bundle.js:29915:966)
at A (http://localhost:8080/src/bundle.js:29915:777)
at e.__esModule.default (http://localhost:8080/src/bundle.js:29915:864)
at http://localhost:8080/src/bundle.js:29915:869
at e.A.t.(anonymous function).exports (http://localhost:8080/src/bundle.js:29915:38)
at Object. (http://localhost:8080/src/bundle.js:29915:521)

[darkty2009]

react太大，就没有放在库里，需在外部通过 script 方式提前引入