1. function sum(...rest) { var s=0; for(var i of rest){ s+=i; } return s; }
2. if(arguments.length===1&&typeof(r)==='number'){ return rr3.14; }else if(arguments.length>1&&!isNaN(r)&&!isNaN(pi)){ return rrpi; } return 0;
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rb-h浪子-含笑
1. function sum(...rest) { var s=0; for(var i of rest){ s+=i; } return s; }
2. if(arguments.length===1&&typeof(r)==='number'){ return rr3.14; }else if(arguments.length>1&&!isNaN(r)&&!isNaN(pi)){ return rrpi; } return 0;