求积:
return arr.reduce((x , y) => (x * y));
string2int:
return s * 1;
规范名字:
return arr.map(s => s[0].toUpperCase() + s.substring(1).toLowerCase());
小明:
r = arr.map(Number);
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年轮与灯
求积:
return arr.reduce((x , y) => (x * y));
string2int:
return s * 1;
规范名字:
return arr.map(s => s[0].toUpperCase() + s.substring(1).toLowerCase());
小明:
r = arr.map(Number);