diff options
-rw-r--r-- | platform/darwin/src/MGLVectorStyleLayer.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/platform/darwin/src/MGLVectorStyleLayer.h b/platform/darwin/src/MGLVectorStyleLayer.h index e2a755083f..e0980af44d 100644 --- a/platform/darwin/src/MGLVectorStyleLayer.h +++ b/platform/darwin/src/MGLVectorStyleLayer.h @@ -122,6 +122,12 @@ NS_ASSUME_NONNULL_BEGIN value specified in the predicate. Also, operator modifiers `c`, `d`, and the combined `cd` for case and diacritic insensitivity are unsupported for comparison and aggregate operators that are used in the predicate. + + It is possible to create expressions that contain special characters in the + predicate format syntax. This includes the `$` in the `$id` and `$type` special + style attributes and also `hyphen-minus` and `tag:subtag`. However, you must use + `%K` in the format string to represent these variables: + `@"%K == 'LineString'", @"$type"`. */ @property (nonatomic, nullable) NSPredicate *predicate; |