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Fix warnings.
[banana.git]
/
banana
/
tree.inc.php
diff --git
a/banana/tree.inc.php
b/banana/tree.inc.php
index
9031c29
..
667925f
100644
(file)
--- a/
banana/tree.inc.php
+++ b/
banana/tree.inc.php
@@
-92,7
+92,7
@@
class BananaTree
*/
public function &show()
{
- if (!is_null($this->displaid)) {
+ if (!is_null($this->displaid)
|| is_null($this->data)
) {
return $this->displaid;
}
static $t_e, $u_h, $u_ht, $u_vt, $u_l, $u_f, $r_h, $r_ht, $r_vt, $r_l, $r_f;