export { upx2px } from 'uni-core/service/api/base/upx2px' export * from 'uni-platform/view/api' export { getSystemInfoSync } from '../../src/platforms/h5/service/api/device/get-system-info' export function canIUse (schema) { if (schema === 'css.var') { return window.CSS && window.CSS.supports && window.CSS.supports('--a:0') } return true }