function gmap_todim in GMap Module 5

Same name and namespace in other branches

1. 6.2 gmap.module \gmap_todim()
2. 6 gmap.module \gmap_todim()
3. 7.2 gmap.module \gmap_todim()
4. 7 gmap.module \gmap_todim()

Make sure a string is a valid css dimension.

1 call to gmap_todim()

gmap_dimension_validate in ./gmap.module

Ensure a textfield is a valid css dimension string.

File

./gmap.module, line 403

GMap -- Routines to use the Google Maps API in Drupal.

Code

function gmap_todim($instring) {
  if (!is_string($instring)) {
    return FALSE;
  }
  $s = strtolower(trim($instring));
  $matches = array();
  if (preg_match('/^([\\d.]+)\\s*(em|ex|px|in|cm|mm|pt|pc|%)$/', $s, $matches)) {
    return $matches[1] . $matches[2];
  }
  else {
    return FALSE;
  }
}