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node_modules/es5-ext/array/#/is-copy.js

@@ -0,0 +1,21 @@
+"use strict";
+
+var toPosInt          = require("../../number/to-pos-integer")
+  , eq                = require("../../object/eq")
+  , value             = require("../../object/valid-value")
+  , objHasOwnProperty = Object.prototype.hasOwnProperty;
+
+module.exports = function (other) {
+	var i, length;
+	value(this);
+	value(other);
+	length = toPosInt(this.length);
+	if (length !== toPosInt(other.length)) return false;
+	for (i = 0; i < length; ++i) {
+		if (objHasOwnProperty.call(this, i) !== objHasOwnProperty.call(other, i)) {
+			return false;
+		}
+		if (!eq(this[i], other[i])) return false;
+	}
+	return true;
+};