添加1047. 删除字符串中的所有相邻重复项javaScript版本

Author: flames519

problems/1047.删除字符串中的所有相邻重复项.md

@@ -186,6 +186,24 @@ class Solution:
 
 Go：
 
+javaScript: 
+
+```js
+/**
+ * @param {string} s
+ * @return {string}
+ */
+var removeDuplicates = function(s) {
+    const stack = [];
+    for(const x of s) {
+        let c = null;
+        if(stack.length && x === (c = stack.pop())) continue;
+        c && stack.push(c);
+        stack.push(x);
+    }
+    return stack.join("");
+};
+```