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<b>Warning</b>:  session_start(): open(/var/lib/php/sessions/sess_mdaero7c83ims59oa56u1ndea0, O_RDWR) failed: No space left on device (28) in <b>/var/www/tb-usercake/models/config.php</b> on line <b>51</b><br />
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<b>Warning</b>:  session_start(): Failed to read session data: files (path: /var/lib/php/sessions) in <b>/var/www/tb-usercake/models/config.php</b> on line <b>51</b><br />
sbool contains(Collection c, O o) {
  ret c != null && c.contains(o);
}

sbool <A> contains(Iterable<A> it, A a) {
  if (it != null)
    for (O o : it)
      if (eq(a, o))
        true;
  false;
}

static bool contains(O[] x, O o) {
  if (x != null)
    for (O a : x)
      if (eq(a, o))
        true;
  false;
}

static bool contains(S s, char c) {
  ret s != null && s.indexOf(c) >= 0;
}

static bool contains(S s, S b) {
  ret s != null && s.indexOf(b) >= 0;
}

static bool contains(BitSet bs, int i) {
  ret bs != null && bs.get(i);
}

ifclass Producer
static <A> bool contains(Producer<A> p, A a) {
  if (p != null && a != null) while true {
    A x = p.next();
    if (x == null) break;
    if (eq(x, a)) true;
  }
  false;
}
endif