这是平生第一个计算器安装npm install my-calc使用var a=10; var b=20; var jia=calc(a,'+',b); var jian=calc(a,'-',b); console.log(jia); console.log(jian);3 dependents2 versions@infinitebrahmanuniverse/nolb-my-c@everything-registry/sub-chunk-2224@zalastax/nolb-my-c1.0.16 years ago1.0.06 years ago