Append Data Can't Filter In Json?

i have problem to filtering data with jquery and json how do the best filtering data, but my code not find array in json ? help find solved my problem. thanks this my jsfiddle cod

Solution 1:

x[i].kotakab.search(expression) != 1 is inocrect. A search returns -1 if not found. Change it to:

x[i].kotakab.search(expression)!==-1

https://jsfiddle.net/vgrj1L80/124/