useRefを使って入力した値を取得する

src/App.css

@@ -1,38 +1,3 @@
-.App {
+.container {
   text-align: center;
 }
-
-.App-logo {
-  height: 40vmin;
-  pointer-events: none;
-}
-
-@media (prefers-reduced-motion: no-preference) {
-  .App-logo {
-    animation: App-logo-spin infinite 20s linear;
-  }
-}
-
-.App-header {
-  background-color: #282c34;
-  min-height: 100vh;
-  display: flex;
-  flex-direction: column;
-  align-items: center;
-  justify-content: center;
-  font-size: calc(10px + 2vmin);
-  color: white;
-}
-
-.App-link {
-  color: #61dafb;
-}
-
-@keyframes App-logo-spin {
-  from {
-    transform: rotate(0deg);
-  }
-  to {
-    transform: rotate(360deg);
-  }
-}

src/App.tsx

@@ -1,24 +1,20 @@
-import React from 'react';
-import logo from './logo.svg';
-import './App.css';
+import React, { useRef } from "react";
+import "./App.css";
+import Gallery from "./component/Gallery";
 
 function App() {
+  const ref = useRef<HTMLInputElement>(null);
+  const handleSubmit = (e: React.FormEvent<HTMLFormElement>): void => {
+    e.preventDefault();
+    console.log(ref.current?.value);
+  };
   return (
-    <div className="App">
-      <header className="App-header">
-        <img src={logo} className="App-logo" alt="logo" />
-        <p>
-          Edit <code>src/App.tsx</code> and save to reload.
-        </p>
-        <a
-          className="App-link"
-          href="https://reactjs.org"
-          target="_blank"
-          rel="noopener noreferrer"
-        >
-          Learn React
-        </a>
-      </header>
+    <div className="container">
+      <h1>My Pixabay</h1>
+      <form onSubmit={(e) => handleSubmit(e)}>
+        <input type="text" placeholder="Search" ref={ref} />
+      </form>
+      <Gallery />
     </div>
   );
 }

src/component/Gallery.tsx

@@ -0,0 +1,16 @@
+import React from "react";
+
+const Gallery = () => {
+  return (
+    <div className="gallery__wrap">
+      <div className="gallery__item">
+        <img
+          src="https://pixabay.com/get/gb40a71049feaebfd596b42da288af252a84b55f9917d81a47fee2e5adb0401c3fde97ce72c4d5c2899320b1d09cc255497be82cc8e0fc9db4cc181851ba66e71_1280.jpg"
+          alt=""
+        />
+      </div>
+    </div>
+  );
+};
+
+export default Gallery;