[Weirdosport]

To see if one string equals another, you should use strcmp.

https://sampwiki.blast.hk/wiki/Strcmp

if(!strcmp(playerhouse[uhousesn][house_owner], "niekas")) {

By default it is case senstive, to make it "insensitive", use:

if(!strcmp(playerhouse[uhousesn][house_owner], "niekas", true)) {

_________________________________________________

Array information:

https://sampwiki.blast.hk/wiki/Scripting_Basics#Arrays
https://sampwiki.blast.hk/wiki/Advanced_Structures