diff options
Diffstat (limited to 'include/text.php')
| -rw-r--r-- | include/text.php | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/include/text.php b/include/text.php index d4a4d5580..f408e0df6 100644 --- a/include/text.php +++ b/include/text.php @@ -1541,3 +1541,16 @@ function protect_sprintf($s) { return(str_replace('%','%%',$s)); } + +function is_a_date_arg($s) { + $i = intval($s); + if($i > 1900) { + $y = date('Y'); + if($i <= $y+1 && strpos($s,'-') == 4) { + $m = intval(substr($s,5)); + if($m > 0 && $m <= 12) + return true; + } + } + return false; +} |