摘要:
let barginFlag=[1,2,3,4]; let a=3; let b=9; //存在,flag1==0 let flag1= barginFlag.findIndex(item => item a) console.log(flag1) //不存在:flag2 1 let flag2= 阅读全文
摘要:
alter table srm_sfd_auction_header alter column created_by set default 111; alter table srm_sfd_auction_header change `creation_date` `creation_date` 阅读全文