From e2e51161ca1f3b6fabd43b7a04f0ffb1252611f1 Mon Sep 17 00:00:00 2001
From: iamkun <kunhello@outlook.com>
Date: Wed, 4 Jul 2018 09:46:54 +0800
Subject: [PATCH 1/2] fix: DEPRECATED isLeapYear, use IsLeapYear plugin instead

---
 src/index.js       | 4 ----
 test/query.test.js | 5 -----
 2 files changed, 9 deletions(-)

diff --git a/src/index.js b/src/index.js
index 626be49a5..2c79674d7 100644
--- a/src/index.js
+++ b/src/index.js
@@ -92,10 +92,6 @@ class Dayjs {
     return !(this.$d.toString() === 'Invalid Date')
   }
 
-  isLeapYear() {
-    return ((this.$y % 4 === 0) && (this.$y % 100 !== 0)) || (this.$y % 400 === 0)
-  }
-
   $compare(that) {
     return this.valueOf() - dayjs(that).valueOf()
   }
diff --git a/test/query.test.js b/test/query.test.js
index 977a68e09..09f99b7f8 100644
--- a/test/query.test.js
+++ b/test/query.test.js
@@ -12,11 +12,6 @@ afterEach(() => {
 
 const testArr = [dayjs, moment]
 
-it('IsLeapYear', () => {
-  expect(dayjs('20000101').isLeapYear()).toBe(true)
-  expect(dayjs('2100-01-01').isLeapYear()).toBe(false)
-})
-
 describe('Is Before Is After Is Same', () => {
   it('Compare to dayjs object', () => {
     testArr.forEach((instance) => {

From 322b42b3fd16fc174a31c387c86b3ffa16d46d9b Mon Sep 17 00:00:00 2001
From: iamkun <kunhello@outlook.com>
Date: Wed, 4 Jul 2018 09:47:57 +0800
Subject: [PATCH 2/2] docs: update docs

---
 docs/en/API-reference.md    | 10 ----------
 docs/ja/API-reference.md    | 13 -------------
 docs/ko/API-reference.md    | 10 ----------
 docs/pt-br/API-reference.md | 13 -------------
 docs/zh-cn/API-reference.md | 12 ------------
 5 files changed, 58 deletions(-)

diff --git a/docs/en/API-reference.md b/docs/en/API-reference.md
index cd2051aa8..7c6581671 100644
--- a/docs/en/API-reference.md
+++ b/docs/en/API-reference.md
@@ -389,16 +389,6 @@ dayjs.isDayjs(dayjs()); // true
 dayjs.isDayjs(new Date()); // false
 ```
 
-### Is Leap Year `.isLeapYear()`
-
-**[DEPRECATED] in 1.7.0, use [`IsLeapYear plugin`](./Plugin.md#isleapyear) instead**
-
-Returns a `boolean` indicating whether the `Dayjs`'s year is a leap year or not.
-
-```js
-dayjs('2000-01-01').isLeapYear(); // true
-```
-
 ## Plugin APIs
 
 ### RelativeTime
diff --git a/docs/ja/API-reference.md b/docs/ja/API-reference.md
index c814cf4b8..ea142b03f 100644
--- a/docs/ja/API-reference.md
+++ b/docs/ja/API-reference.md
@@ -460,19 +460,6 @@ dayjs.isDayjs(dayjs()); // true
 dayjs.isDayjs(new Date()); // false
 ```
 
-#### Is Leap Year
-
-**[DEPRECATED] in 1.7.0, use [`IsLeapYear plugin`](./Plugin.md#isleapyear) instead**
-
-* Boolean を返します
-
-その年がうるう年かどうかをチェックします。
-
-```js
-dayjs().isLeapYear();
-dayjs('2000-01-01').isLeapYear(); // true
-```
-
 ## Plugin APIs
 
 ### RelativeTime
diff --git a/docs/ko/API-reference.md b/docs/ko/API-reference.md
index 67f89dc52..feac5eabf 100644
--- a/docs/ko/API-reference.md
+++ b/docs/ko/API-reference.md
@@ -389,16 +389,6 @@ dayjs.isDayjs(dayjs()); // true
 dayjs.isDayjs(new Date()); // false
 ```
 
-### Is Leap Year `.isLeapYear()`
-
-**[DEPRECATED] in 1.7.0, use [`IsLeapYear plugin`](./Plugin.md#isleapyear) instead**
-
-`Dayjs` 값이 윤년인지를 확인합니다. 반환 타입은 `boolean` 입니다.
-
-```js
-dayjs('2000-01-01').isLeapYear(); // true
-```
-
 ## Plugin APIs
 
 ### RelativeTime
diff --git a/docs/pt-br/API-reference.md b/docs/pt-br/API-reference.md
index 3b42fc525..a2c3bec6c 100644
--- a/docs/pt-br/API-reference.md
+++ b/docs/pt-br/API-reference.md
@@ -438,19 +438,6 @@ dayjs.isDayjs(dayjs()); // true
 dayjs.isDayjs(new Date()); // false
 ```
 
-#### Ano Bissexto
-
-**[DEPRECATED] in 1.7.0, use [`IsLeapYear plugin`](./Plugin.md#isleapyear) instead**
-
-* retorna um Boolean
-
-Se um ano é bissexto.
-
-```js
-dayjs().isLeapYear();
-dayjs('2000-01-01').isLeapYear(); // true
-```
-
 ## Plugin APIs
 
 ### RelativeTime
diff --git a/docs/zh-cn/API-reference.md b/docs/zh-cn/API-reference.md
index 1739e0c57..00cd32484 100644
--- a/docs/zh-cn/API-reference.md
+++ b/docs/zh-cn/API-reference.md
@@ -338,18 +338,6 @@ dayjs.isDayjs(dayjs()); // true
 dayjs.isDayjs(new Date()); // false
 ```
 
-#### 是否闰年
-
-**[已废弃] 将在 1.7.0 废弃, 使用 [`IsLeapYear 插件`](./Plugin.md#isleapyear) 代替**
-
-- return Boolean
-
-是否闰年。
-```js
-dayjs().isLeapYear();
-dayjs('2000-01-01').isLeapYear(); // true
-```
-
 ## 插件 APIs
 
 ### 相对时间