android - db.trasaction doesnt wait for callback. Intel Xdk -


i working on creating mobile app web sql database. trying return array 1 function below

getcheckeditems:function(type,itemid){                 var optarr=[];                 var sql ="select optionid opt mytable familymemberid=" + this.memberid+ " , questionid="+itemid                     mydb.runquery(sql, function(optionrecords) {                         if(optionrecords.length>0)                         {                             if(type==2)                             {                               var optionid=optionrecords[0].opt;                               optarr.push(optionid);                                 alert(optarr);                               //  alert(optionid+"hello");                             }                              else                             {                               for(var i=0;i<optionrecords.length;i++)                               {                               optarr.push(optionrecords[i].opt);                               }                              }                         }                          });         alert(optarr);         return optarr;     }

but here second alert i.e optarr shown before alert in transaction. how can make wait db transaction completed before array returned.

i'm no web sql expert, guess you're missing ; @ end of var sql = ... line , might causing unexpected behavior.


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