validator.w3.org fails if id attribute contains brackets

[squirrelmail.git] / functions / strings.php

diff --git a/functions/strings.php b/functions/strings.php
index a6e3852a065f467f28d5d24adbabe5f07ac63a03..5f99b3858ae5c01653d317c51e4d3ffe0c8de2ad 100644 (file)
--- a/functions/strings.php
+++ b/functions/strings.php
@@ -1280,4 +1280,13 @@ function sq_count8bit($string) {
     return $count;
 }
 
+/**
+ * Callback function to trim whitespace from a value, to be used in array_walk
+ * @param string $value value to trim
+ * @since 1.5.2 and 1.4.7
+ */
+function sq_trim_value ( &$value ) {
+    $value = trim($value);
+}
+
 ?>