[RyDeR`]

pawn Code:

new
    Array[][] =
    {
      "Hi",
      "How are you?",
      "Hello",
      "ajsdknjsd"
    }
;

pawn Code:

new
    x
;
for(;;)
{
    //printf("%s", Array[x]);
    if(strfind(Array[x], "Hi") != -1) 
    {
        // The rest of you code
    }
    if(x > sizeof(Array)) break;
    x++;
}