valid parentheses solution

Author: RiaOh

valid-parentheses/RiaOh.js

@@ -0,0 +1,28 @@
+/**
+ * @param {string} s
+ * @return {boolean}
+ */
+var isValid = function (s) {
+  const newArr = [...s];
+  if (newArr[0] === ")" || newArr[0] === "}" || newArr[0] === "]") {
+    return false;
+  }
+
+  for (let i = 1; i < newArr.length; i++) {
+    if (newArr[i] === ")" && newArr[i - 1] === "(") {
+      newArr.splice(i - 1, 2);
+      i = i - 2;
+    }
+
+    if (newArr[i] === "}" && newArr[i - 1] === "{") {
+      newArr.splice(i - 1, 2);
+      i = i - 2;
+    }
+
+    if (newArr[i] === "]" && newArr[i - 1] === "[") {
+      newArr.splice(i - 1, 2);
+      i = i - 2;
+    }
+  }
+  return newArr.length === 0 ? true : false;
+};