function sum(...rest) { var result = 0; if(rest.length < 1) { return result; } for (var value of rest) { result = result + value; } return result; }
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用户6295308231
function sum(...rest) { var result = 0; if(rest.length < 1) { return result; } for (var value of rest) { result = result + value;
} return result; }