最后一题: //r =arr.map(function(value) {return parseInt(value)}) // Same as above, but using the concise arrow function syntax r = ['1', '2', '3'].map( str => parseInt(str) );
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梦炸
最后一题: //r =arr.map(function(value) {return parseInt(value)}) // Same as above, but using the concise arrow function syntax r = ['1', '2', '3'].map( str => parseInt(str) );