题解 | #数组求和#
数组求和
https://www.nowcoder.com/practice/cc3ce199461c4c4cb8f63db61d7eba30
function sum(arr) {
const sum = arr.reduce(function(prev,curr,index,self){
return prev + curr
})
return sum
}
数组求和
https://www.nowcoder.com/practice/cc3ce199461c4c4cb8f63db61d7eba30
function sum(arr) {
const sum = arr.reduce(function(prev,curr,index,self){
return prev + curr
})
return sum
}
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