is-env
is a current detector.
Can check the js
operating environment is browser
or react-native
or nodejs
or weapp
.
In addition to browser
, nodejs
, react-native
, weapp
, other output unknow
.
Only ie9+ and modern browsers are supported in browsers.
npm install --save is-env
const isEnv = require('is-env');
isEnv('nodejs');
isEnv('react-native');
isEnv('browser');
isEnv('weapp');
When the parameter is a non string, output the current environment.
const isEnv = require('is-env');
switch(isEnv()) {
case 'react-native': break;
case 'browser': break;
case 'nodejs': break;
case 'weapp': break;
case 'unknow': break;
default: break;
}