I have no idea how to do this.
EDIT: This is what i tried.
PHP Code:
is_user_in_zone(id, i)
{
new Float:fOrigin[3];
pev(id, pev_origin, fOrigin)
for(new i; i< MAXENTS; i++)
{
pev(g_iOwnedEnt[i], pev_origin, fOrigin);
if(g_flZoneMin[i][0] <= fOrigin[0] <= g_flZoneMax[i][0] && g_flZoneMin[i][1] <= fOrigin[1] <= g_flZoneMax[i][1] && g_flZoneMin[i][2] <= fOrigin[2] <= g_flZoneMax[i][2])
{
engfunc( EngFunc_SetOrigin, i, Float:{ 0.0, 0.0, 0.0 } );
CheckEnt = true
}
else
{
CheckEnt = false
}
}
return CheckEnt;
}