Fix incorrect description of array.length assignment. #126

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@@ -45,10 +45,10 @@ elements that are contained in the array, the *setter* can be used to
foo; // [1, 2, 3]
foo.length = 6;
- foo; // [1, 2, 3]
+ foo.push(4);
+ foo; // [1, 2, 3, undefined, undefined, undefined, 4]
-Assigning a smaller length does truncate the array, but increasing the length
-does not have any effect on the array.
+Assigning a smaller length truncates the array. Increasing it creates a sparse array.
### In Conclusion