for (const k in v){ 变量作用域

2024-09-08 10:15:09

for (const k in v){

const a=[11,22,33,44]
for(let i in a ){
console.log(i)
i=i+1
}
console.log('---')
for(const i in a ){
console.log(i)
i=i+1
}

VM64:3 0
VM64:3 1
VM64:3 2
VM64:3 3
VM64:6 ---
VM64:8 0
VM64:9 Uncaught TypeError: Assignment to constant variable.
at <anonymous>:9:2

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