diff --git a/solution/1500-1599/1562.Find Latest Group of Size M/README.md b/solution/1500-1599/1562.Find Latest Group of Size M/README.md
index ecbb32c70a1de..bd014c3712076 100644
--- a/solution/1500-1599/1562.Find Latest Group of Size M/README.md	
+++ b/solution/1500-1599/1562.Find Latest Group of Size M/README.md	
@@ -289,6 +289,28 @@ func findLatestStep(arr []int, m int) int {
 }
 ```
 
+#### JavaScript
+
+```javascript
+const findLatestStep = function (arr, m) {
+    let result = -1;
+    const len = arr.length;
+    const reOnes = new RegExp(`\\b1{${m}}\\b`);
+    arr.reduce(
+        (accum, item, iIndex) => {
+            accum[item - 1] = '1';
+            iIndex++;
+            if (iIndex >= m && reOnes.test(accum.join(''))) {
+                result = iIndex;
+            }
+            return accum;
+        },
+        [...' '.repeat(len)],
+    );
+    return result;
+};
+```
+
 <!-- tabs:end -->
 
 <!-- solution:end -->
diff --git a/solution/1500-1599/1562.Find Latest Group of Size M/README_EN.md b/solution/1500-1599/1562.Find Latest Group of Size M/README_EN.md
index 871c03a645257..eabedfb4f465c 100644
--- a/solution/1500-1599/1562.Find Latest Group of Size M/README_EN.md	
+++ b/solution/1500-1599/1562.Find Latest Group of Size M/README_EN.md	
@@ -269,6 +269,28 @@ func findLatestStep(arr []int, m int) int {
 }
 ```
 
+#### JavaScript
+
+```javascript
+const findLatestStep = function (arr, m) {
+    let result = -1;
+    const len = arr.length;
+    const reOnes = new RegExp(`\\b1{${m}}\\b`);
+    arr.reduce(
+        (accum, item, iIndex) => {
+            accum[item - 1] = '1';
+            iIndex++;
+            if (iIndex >= m && reOnes.test(accum.join(''))) {
+                result = iIndex;
+            }
+            return accum;
+        },
+        [...' '.repeat(len)],
+    );
+    return result;
+};
+```
+
 <!-- tabs:end -->
 
 <!-- solution:end -->
diff --git a/solution/1500-1599/1562.Find Latest Group of Size M/Solution.js b/solution/1500-1599/1562.Find Latest Group of Size M/Solution.js
new file mode 100644
index 0000000000000..79c6d3e0247dd
--- /dev/null
+++ b/solution/1500-1599/1562.Find Latest Group of Size M/Solution.js	
@@ -0,0 +1,22 @@
+/**
+ * @param {number[]} arr
+ * @param {number} m
+ * @return {number}
+ */
+const findLatestStep = function (arr, m) {
+    let result = -1;
+    const len = arr.length;
+    const reOnes = new RegExp(`\\b1{${m}}\\b`);
+    arr.reduce(
+        (accum, item, iIndex) => {
+            accum[item - 1] = '1';
+            iIndex++;
+            if (iIndex >= m && reOnes.test(accum.join(''))) {
+                result = iIndex;
+            }
+            return accum;
+        },
+        [...' '.repeat(len)],
+    );
+    return result;
+};