const list = [{type: "string", value: "字符串一"}, {type: "string", value: "字符串二"}, {type: "string", value: "字符串三"}]const newList = []list.forEach(arg => { newList.push(arg.value)})
const str = newList.join(",")console.log(str) // 字符串一,字符串二,字符串三