fix bidirectional arrow

diff --git a/markdown.awk b/markdown.awk
index 0ad72f442dab81bc9f4394ca390e2eba60e15a67..744bcbabfd5c2ba31036b0dc35387077a46e16ed 100755 (executable)
--- a/markdown.awk
+++ b/markdown.awk
@@ -361,7 +361,7 @@ function inline( line, LOCAL, len, text, code, href, guard, ret ) {
       ret = ret "-->"; line = substr(line, 4);
       continue;
     } else if ( line ~ /^<->( |$)/) {
-      ret = ret "&harr;"; line = substr(line, 3);
+      ret = ret "&harr;"; line = substr(line, 4);
       continue;
     } else if ( line ~ /^<-( |$)/) {
       ret = ret "&larr;"; line = substr(line, 3);