Fix tooltip when x is 0

11 years ago · 2773c4ae7d
2 changed files with 3 additions and 3 deletions
--- a/c3.js
+++ b/c3.js
@ -150,7 +150,7 @@
                if (! (d[i] && (d[i].value || d[i].value === 0))) { continue; }

                if (! text) {
-                    title = titleFormat ? titleFormat(d[i].x) : d[i].x;
+                    title = titleFormat ? titleFormat(d[i].x) : d[i].x + "";
                    text = "<table class='-tooltip'>" + (title ? "<tr><th colspan='2'>" + title + "</th></tr>" : "");
                }

--- a/c3.min.js
+++ b/c3.min.js