JavaScript, Uncategorized join() 2 月 27, 2017 ianchen0419 發表迴響 功能 將陣列轉變為字串,並且選擇連結符。 範例 const arr=["moko", "dog", "swimming"]; const str1=arr.join(",");//用逗號連接 console.log(str1);//"moko,dog,swimming" const str2=arr.join("");//不要連結 console.log(str2);//"mokodogswimming"