var arr = [,,]; ​ arr [0] = [[VAR_NEW_VARIABLE1]]; arr [1] = [[VAR_NEW_VARIABLE2]]; arr [2] = [[VAR_NEW_VARIABLE3]]; ​ var dva = [ [ 1, 2, 3, 4, 5, 6, 7, 8, 9], ["one","two","three","four","five","six","seven","eight","nine"], ]; for (var count = 0; count < 3; count++){ if (typeof arr[count] == 'number'){ for (var i = 0; i<9; i++){ if (arr[count] == dva [0][i]){ arr[count] = dva [1][i]; } } } else { for (var i = 0; i<9; i++){ if (arr[count] == dva [1][i]){ arr[count] = dva [0][i]; } } } ​ } ​ [[VAR_NEW_VARIABLE1]] = arr [0]; [[VAR_NEW_VARIABLE2]] = arr [1]; [[VAR_NEW_VARIABLE3]] = arr [2];