From 3795cd7e0182bd0845024373a31f97ee200597da Mon Sep 17 00:00:00 2001
From: fab <fabrice.leal.ch@gmail.com>
Date: Thu, 6 Dec 2018 22:24:13 +0000
Subject: strsub, strcspn, strsindex

---
 lib/js/urweb.js | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

(limited to 'lib')

diff --git a/lib/js/urweb.js b/lib/js/urweb.js
index 18d47847..f41d7240 100644
--- a/lib/js/urweb.js
+++ b/lib/js/urweb.js
@@ -1498,11 +1498,14 @@ function ssidx(h, n) {
 }
 
 function sspn(s, chs) {
-    for (var i = 0; i < s.length; ++i)
-        if (chs.indexOf(s.charAt(i)) != -1)
+    var s2 = Array.from(s);
+    var chs2 = Array.from(chs);
+    
+    for (var i = 0; i < s2.length; ++i)
+        if (chs2.indexOf(s2[i]) != -1)
             return i;
 
-    return s.length;
+    return s2.length;
 }
 function schr(s, ch) {
     var r = s.indexOf(ch);
-- 
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