javascript - How to retrive value from objects by checking test condition in array -

i have 1 array

filterval = [ab, bc, de]; , millions of record. need check if record.property value matching of filterval return true else false.

now problem in code when iterate 2nd index first value washed. can 1 tell me how achive this.

my code.

for(var i=0; i<filterval.length; i++){          grid.store.filterby(function(record){             debugger;           if(filterval[i]==record.data[filterproperty])              return true;           else              return false;         });     }  **note** : when going i=2; data washed away 1st one. 

it looks me you're using extjs, case? if might want tag question.

here's do:

grid.store.filterby(function(record){   return filterval.indexof(record.data[filterproperty]) !== -1 });