没有问题呀
declare @sendcontent varchar(100)
declare @ls_number int
set @ls_number=100
select @sendcontent = '第'+cast(@ls_number as varchar)
select @sendcontent
declare @sendcontent varchar(100)
declare @ls_number int
set @ls_number=100
select @sendcontent = '第'+cast(@ls_number as varchar)
select @sendcontent
@sendcontent 定义变量大小了吗??