From 32fdfcc1e56885e14c12da9da28d4a8c2df9a7e5 Mon Sep 17 00:00:00 2001
From: John-David Dalton <john.david.dalton@gmail.com>
Date: Wed, 21 Dec 2016 12:33:46 -0600
Subject: [PATCH] =?UTF-8?q?Avoid=20coercing=20`position`=20in=20`=5F.start?=
 =?UTF-8?q?sWith`,=20if=20it=E2=80=99s=20`undefined`.?=
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---
 lodash.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/lodash.js b/lodash.js
index b60c9ed6e..97808d92c 100644
--- a/lodash.js
+++ b/lodash.js
@@ -14631,7 +14631,10 @@
      */
     function startsWith(string, target, position) {
       string = toString(string);
-      position = baseClamp(toInteger(position), 0, string.length);
+      position = position === undefined
+        ? 0
+        : baseClamp(toInteger(position), 0, string.length);
+
       target = baseToString(target);
       return string.slice(position, position + target.length) == target;
     }