From 8966752197c174e46052ab549495a045ce1a5f14 Mon Sep 17 00:00:00 2001
From: Steve2020 <841532108@qq.com>
Date: Sat, 23 Apr 2022 21:44:11 +0800
Subject: [PATCH] =?UTF-8?q?=E6=B7=BB=E5=8A=A0=EF=BC=880056.=E5=90=88?=
 =?UTF-8?q?=E5=B9=B6=E5=8C=BA=E9=97=B4.md=EF=BC=89=EF=BC=9A=E5=A2=9E?=
 =?UTF-8?q?=E5=8A=A0typescript=E7=89=88=E6=9C=AC?=
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---
 problems/0056.合并区间.md | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/problems/0056.合并区间.md b/problems/0056.合并区间.md
index a9caeaf0..b44d602c 100644
--- a/problems/0056.合并区间.md
+++ b/problems/0056.合并区间.md
@@ -266,6 +266,26 @@ var merge = function(intervals) {
 };
 ```
 
+### TypeScript
+
+```typescript
+function merge(intervals: number[][]): number[][] {
+    const resArr: number[][] = [];
+    intervals.sort((a, b) => a[0] - b[0]);
+    resArr[0] = [...intervals[0]];  // 避免修改原intervals
+    for (let i = 1, length = intervals.length; i < length; i++) {
+        let interval: number[] = intervals[i];
+        let last: number[] = resArr[resArr.length - 1];
+        if (interval[0] <= last[1]) {
+            last[1] = Math.max(interval[1], last[1]);
+        } else {
+            resArr.push([...intervals[i]]);
+        }
+    }
+    return resArr;
+};
+```
+
 
 
 -----------------------