<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>find方法</title> </head> <body> </body> <script> let arr = [ { id:1, name:'zhangsan' }, { id:2, name:'lisi' } ]; //find方法用于查找第一个符合条件的数组成员,如果没有找到返回undefind let target = arr.find((item,index) => { return item.id ==1 }) console.log(target) </script> </html>
运行结果
