Add the "has" function. Closes #74.

1 files changed, 1 insertions, 0 deletions

diff --git a/jv_aux.h b/jv_aux.h
index 561f1083..5a47b70c 100644
--- a/jv_aux.h
+++ b/jv_aux.h
@@ -5,6 +5,7 @@
 
 jv jv_get(jv t, jv k);
 jv jv_set(jv t, jv k, jv v);
+jv jv_has(jv t, jv k);
 jv jv_setpath(jv root, jv path, jv value);
 jv jv_getpath(jv root, jv path);
 jv jv_delpaths(jv root, jv paths);