Added csmap_X_lower_bound() method (find >= key). Updated docs a little.

1 files changed, 4 insertions, 3 deletions

diff --git a/docs/csmap_api.md b/docs/csmap_api.md
index d314958e..4b8f058a 100644
--- a/docs/csmap_api.md
+++ b/docs/csmap_api.md
@@ -55,18 +55,19 @@ bool                csmap_X_empty(csmap_X map);
 size_t              csmap_X_size(csmap_X map);
 
 csmap_X_iter_t      csmap_X_find(const csmap_X* self, RawKey rkey);
-csmap_X_value_t*    csmap_X_find_it(const csmap_X* self, RawKey rkey, csmap_X_iter_t* out);   // return NULL if not found
+csmap_X_iter_t      csmap_X_lower_bound(const csmap_X* self, RawKey rkey);                    // find closest entry >= rkey
 bool                csmap_X_contains(const csmap_X* self, RawKey rkey);
+csmap_X_value_t*    csmap_X_find_it(const csmap_X* self, RawKey rkey, csmap_X_iter_t* out);   // return NULL if not found
+csmap_X_mapped_t*   csmap_X_at(const csmap_X* self, RawKey rkey);                             // rkey must be in map.
 
 csmap_X_result_t    csmap_X_insert(csmap_X* self, Key key, Mapped mapped);                    // no change if key in map
 csmap_X_result_t    csmap_X_insert_or_assign(csmap_X* self, Key key, Mapped mapped);          // always update mapped
 csmap_X_result_t    csmap_X_put(csmap_X* self, Key key, Mapped mapped);                       // alias for insert_or_assign
+
 csmap_X_result_t    csmap_X_emplace(csmap_X* self, RawKey rkey, RawMapped rmapped);           // no change if rkey in map
 csmap_X_result_t    csmap_X_emplace_or_assign(csmap_X* self, RawKey rkey, RawMapped rmapped); // always update rmapped
 void                csmap_X_emplace_n(csmap_X* self, const csmap_X_rawvalue_t arr[], size_t size);
 
-csmap_X_mapped_t*   csmap_X_at(const csmap_X* self, RawKey rkey);                             // rkey must be in map.
-
 size_t              csmap_X_erase(csmap_X* self, RawKey rkey);
 csmap_X_iter_t      csmap_X_erase_at(csmap_X* self, csmap_X_iter_t pos);