Basit ve çok boyutlu diziler hakkında çeşitli HOW TO sorular:

1) How to search in simple and multi arrays?

2) How to count number of search results?

3) How to catch duplicates inside:

 3.1 multidimensional array?

 3.2 simple array?

 3.3 in array's search results?

 3.4 and remove them?

4) How to compare two arrays (multidimensional also?