正在跳转至 https://babeljs.io/repl#?babili=false&browsers=&build=&builtIns=false&spec=false&loose=false&code_lz=GYVwdgxgLglg9mABAKgOYFMwAoAOBKRAbwChFEIEBnOAG3QDoa5Vc9TyqpEATdARkQBeRAE8Y6Gt0TBs-ANzsKYanUbMsvPmzJLKXXgCYho8ZOnZNeBTqq0GTFobYBfYm9CRYCc6yLEAkABO6FAggUgAsgCGUAAW9IFRYNxwALZYBMiIOAqubkA&debug=false&forceAllTransforms=false&shippedProposals=false&circleciRepo=&evaluate=false&fileSize=true&timeTravel=true&sourceType=module&lineWrap=true&presets=es2015%2Creact%2Cstage-2&prettier=false&targets=&version=6.26.0&envVersion=