line in docs

jestjs · Jan 9, 2019 · 1c2d351 · 1c2d351
1 parent fe65db7
commit 1c2d351
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/docs/ExpectAPI.md b/docs/ExpectAPI.md
@@ -1125,6 +1125,7 @@ Use `.toStrictEqual` to test that objects have the same types as well as structu
 Differences from `.toEqual`:
 
 - Keys with `undefined` properties are checked. e.g. `{a: undefined, b: 2}` does not match `{b: 2}` when using `.toStrictEqual`.
+- Array sparseness is checked. e.g. `[, 1]` does not match `[undefined, 1]` when using `.toStrictEqual`.
 - Object types are checked to be equal. e.g. A class instance with fields `a` and `b` will not equal a literal object with fields `a` and `b`.
 
 ```js