vite-uni-dev-tool/dev/utils/platform.ts

vite-uni-dev-tool, debug, uni-app, 一处编写，到处调试

export function isH5(): boolean {
  return process.env.UNI_PLATFORM === 'h5';
}

export function isWX() {
  return process.env.UNI_PLATFORM === 'mp-weixin';
}

export function isAndroid() {
  return (
    process.env.UNI_PLATFORM === 'app' ||
    process.env.UNI_PLATFORM === 'app-plus'
  );
}