added whole system from ola4doc

2017-12-14 17:06:06 +01:00
parent 9646c74be1
commit 0611418f7a
8725 changed files with 817688 additions and 2 deletions
@@ -0,0 +1,7 @@
+'use strict';
+
+module.exports = function () {
+	var sign = Math.sign;
+	if (typeof sign !== 'function') return false;
+	return ((sign(10) === 1) && (sign(-20) === -1));
+};