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JS中string数组和number数组之间快速互转

爱奔跑的读书者 2022-05-30 阅读 50

 

将string数组转换为number数组

        let x1 = ['1','2'];
console.log(x1);
//["1", "2"]

x1 = x1.map(Number);
console.log(x1);
//[1, 2]

 

 

将number数组转换为string数组

        let x1 = [1,2];
console.log(x1);
//[1, 2]

x1 = x1.map(String);
console.log(x1);
//["1", "2"]

 


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