Mass convert NULL -> null. Left strings and comments alone, obviously.

[lhc/web/wiklou.git] / includes / Math.php

diff --git a/includes/Math.php b/includes/Math.php
index ea9ff58..70f4b81 100644 (file)
--- a/includes/Math.php
+++ b/includes/Math.php
@@ -104,14 +104,14 @@ class MathRenderer {
                                } else {
                                        $this->conservativeness = 0;
                                }
-                               $this->mathml = NULL;
+                               $this->mathml = null;
                        } else if ($retval == 'X') {
-                               $this->html = NULL;
+                               $this->html = null;
                                $this->mathml = substr ($contents, 33);
                                $this->conservativeness = 0;
                        } else if ($retval == '+') {
-                               $this->html = NULL;
-                               $this->mathml = NULL;
+                               $this->html = null;
+                               $this->mathml = null;
                                $this->conservativeness = 0;
                        } else {
                                $errbit = htmlspecialchars( substr($contents, 1) );