diff --git a/solution/1400-1499/1451.Rearrange Words in a Sentence/README.md b/solution/1400-1499/1451.Rearrange Words in a Sentence/README.md
index 1e98628a6dec1..01f7821e7be4d 100644
--- a/solution/1400-1499/1451.Rearrange Words in a Sentence/README.md	
+++ b/solution/1400-1499/1451.Rearrange Words in a Sentence/README.md	
@@ -174,6 +174,22 @@ function arrangeWords(text: string): string {
 }
 ```
 
+### **JavaScript**
+
+```js
+/**
+ * @param {string} text
+ * @return {string}
+ */
+var arrangeWords = function (text) {
+    let arr = text.split(' ');
+    arr[0] = arr[0].toLocaleLowerCase();
+    arr.sort((a, b) => a.length - b.length);
+    arr[0] = arr[0][0].toLocaleUpperCase() + arr[0].substr(1);
+    return arr.join(' ');
+};
+```
+
 ### **...**
 
 ```
diff --git a/solution/1400-1499/1451.Rearrange Words in a Sentence/README_EN.md b/solution/1400-1499/1451.Rearrange Words in a Sentence/README_EN.md
index b6ea940ba15f0..09ef20e818057 100644
--- a/solution/1400-1499/1451.Rearrange Words in a Sentence/README_EN.md	
+++ b/solution/1400-1499/1451.Rearrange Words in a Sentence/README_EN.md	
@@ -159,6 +159,22 @@ function arrangeWords(text: string): string {
 }
 ```
 
+### **JavaScript**
+
+```js
+/**
+ * @param {string} text
+ * @return {string}
+ */
+var arrangeWords = function (text) {
+    let arr = text.split(' ');
+    arr[0] = arr[0].toLocaleLowerCase();
+    arr.sort((a, b) => a.length - b.length);
+    arr[0] = arr[0][0].toLocaleUpperCase() + arr[0].substr(1);
+    return arr.join(' ');
+};
+```
+
 ### **...**
 
 ```
diff --git a/solution/1400-1499/1451.Rearrange Words in a Sentence/Solution.js b/solution/1400-1499/1451.Rearrange Words in a Sentence/Solution.js
new file mode 100644
index 0000000000000..126484831a9b9
--- /dev/null
+++ b/solution/1400-1499/1451.Rearrange Words in a Sentence/Solution.js	
@@ -0,0 +1,11 @@
+/**
+ * @param {string} text
+ * @return {string}
+ */
+var arrangeWords = function (text) {
+    let arr = text.split(' ');
+    arr[0] = arr[0].toLocaleLowerCase();
+    arr.sort((a, b) => a.length - b.length);
+    arr[0] = arr[0][0].toLocaleUpperCase() + arr[0].substr(1);
+    return arr.join(' ');
+};