for循環自定義條件表達式SetCond
beego框架中,高級查詢的setcond是可以自定義條件表達式的,當我們一次要查詢出多個條件下的數據,恐怕就需要用for循環來自定義條件表達式了,範例如下:
cond := orm.NewCondition()
for index, value := range project {
for _, v := range value {
cond1:= orm.NewCondition()
cond1 = cond.And("id",index ).And("name", v)
cond2 := cond.OrCond(cond1)
qs = qs.SetCond(cond2)
//自定義表達式,等價於如下sql:
//sqlWhole = sqlWhole + " ( id= " + index + " AND name= " + "'" + v + "'" + ") OR "
//sql = sql + " ( id= " + index + " AND name= " + "'" + v + "'" + ") OR "
}
}