g

package-lock.json

@@ -3651,6 +3651,8 @@
     },
     "@testing-library/jest-dom": {
       "version": "4.2.4",
+      "resolved": "https://registry.npmjs.org/@testing-library/jest-dom/-/jest-dom-4.2.4.tgz",
+      "integrity": "sha512-j31Bn0rQo12fhCWOUWy9fl7wtqkp7In/YP2p5ZFyRuiiB9Qs3g+hS4gAmDWONbAHcRmVooNJ5eOHQDCOmUFXHg==",
       "requires": {
         "@babel/runtime": "^7.5.1",
         "chalk": "^2.4.1",
@@ -3675,6 +3677,8 @@
     },
     "@testing-library/react": {
       "version": "9.5.0",
+      "resolved": "https://registry.npmjs.org/@testing-library/react/-/react-9.5.0.tgz",
+      "integrity": "sha512-di1b+D0p+rfeboHO5W7gTVeZDIK5+maEgstrZbWZSSvxDyfDRkkyBE1AJR5Psd6doNldluXlCWqXriUfqu/9Qg==",
       "requires": {
         "@babel/runtime": "^7.8.4",
         "@testing-library/dom": "^6.15.0",
@@ -3682,7 +3686,9 @@
       }
     },
     "@testing-library/user-event": {
-      "version": "7.2.1"
+      "version": "7.2.1",
+      "resolved": "https://registry.npmjs.org/@testing-library/user-event/-/user-event-7.2.1.tgz",
+      "integrity": "sha512-oZ0Ib5I4Z2pUEcoo95cT1cr6slco9WY7yiPpG+RGNkj8YcYgJnM7pXmYmorNOReh8MIGcKSqXyeGjxnr8YiZbA=="
     },
     "@types/babel__core": {
       "version": "7.1.9",
@@ -9482,6 +9488,11 @@
         "supports-color": "^6.1.0"
       }
     },
+    "jquery": {
+      "version": "3.5.1",
+      "resolved": "https://registry.npmjs.org/jquery/-/jquery-3.5.1.tgz",
+      "integrity": "sha512-XwIBPqcMn57FxfT+Go5pzySnm4KWkT1Tv7gjrpT1srtf8Weynl6R273VJ5GjkRb51IzMp5nbaPjJXMWeju2MKg=="
+    },
     "js-tokens": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/js-tokens/-/js-tokens-4.0.0.tgz",
@@ -11121,6 +11132,11 @@
         "ts-pnp": "^1.1.6"
       }
     },
+    "popper.js": {
+      "version": "1.16.1",
+      "resolved": "https://registry.npmjs.org/popper.js/-/popper.js-1.16.1.tgz",
+      "integrity": "sha512-Wb4p1J4zyFTbM+u6WuO4XstYx4Ky9Cewe4DWrel7B0w6VVICvPwdOpotjzcf6eD8TsckVnIMNONQyPIUFOUbCQ=="
+    },
     "portfinder": {
       "version": "1.0.27",
       "resolved": "https://registry.npmjs.org/portfinder/-/portfinder-1.0.27.tgz",
@@ -12303,6 +12319,8 @@
     },
     "react": {
       "version": "16.13.1",
+      "resolved": "https://registry.npmjs.org/react/-/react-16.13.1.tgz",
+      "integrity": "sha512-YMZQQq32xHLX0bz5Mnibv1/LHb3Sqzngu7xstSM+vrkE5Kzr9xE0yMByK5kMoTK30YVJE61WfbxIFFvfeDKT1w==",
       "requires": {
         "loose-envify": "^1.1.0",
         "object-assign": "^4.1.1",
@@ -12514,6 +12532,8 @@
     },
     "react-dom": {
       "version": "16.13.1",
+      "resolved": "https://registry.npmjs.org/react-dom/-/react-dom-16.13.1.tgz",
+      "integrity": "sha512-81PIMmVLnCNLO/fFOQxdQkvEq/+Hfpv24XNJfpyZhTRfO0QcmQIF/PgCa1zCOj2w1hrn12MFLyaJ/G0+Mxtfag==",
       "requires": {
         "loose-envify": "^1.1.0",
         "object-assign": "^4.1.1",
@@ -12550,6 +12570,8 @@
     },
     "react-router-dom": {
       "version": "5.2.0",
+      "resolved": "https://registry.npmjs.org/react-router-dom/-/react-router-dom-5.2.0.tgz",
+      "integrity": "sha512-gxAmfylo2QUjcwxI63RhQ5G85Qqt4voZpUXSEqCwykV0baaOTQDR1f0PmY8AELqIyVc0NEZUj0Gov5lNGcXgsA==",
       "requires": {
         "@babel/runtime": "^7.1.2",
         "history": "^4.9.0",
@@ -12572,6 +12594,8 @@
     },
     "react-scripts": {
       "version": "3.4.1",
+      "resolved": "https://registry.npmjs.org/react-scripts/-/react-scripts-3.4.1.tgz",
+      "integrity": "sha512-JpTdi/0Sfd31mZA6Ukx+lq5j1JoKItX7qqEK4OiACjVQletM1P38g49d9/D0yTxp9FrSF+xpJFStkGgKEIRjlQ==",
       "requires": {
         "@babel/core": "7.9.0",
         "@svgr/webpack": "4.3.3",

src/End.js

-import React, { createContext } from 'react'
+import React from 'react'
 import './End.css'
 import tr from './img/img_end.jpg';
 

src/Home.css

 
-.container {
+.container-fluid {
     background-image: url("./img/img_study.jpg");
     background-color: white;
     background-size: 100%;
     width: 100%;
-    height: 880px;
+    height: 600px;
     background-repeat: no-repeat;
 }
 

src/Home.js

-import React from 'react'
-import { Link } from 'react-router-dom';
-import './Home.css';
+import React, { useState } from 'react'
+import { Redirect } from 'react-router-dom';
+import './Home.css'
 
+function Home() {
+    const [name, setName] = useState('')
+    const [done, setDone] = useState(false)
 
+    const handleChange = (event) => {
+        setName(event.target.value)
+    }
+
+    function checking(event) {
+        if (!name) {
+            alert('이름을 입력하세요')
+        }
+        else {
+            alert('입력하신 이름은' + name + '입니다.')
+            localStorage.setItem('name', name)
+            setDone(true)
+        }
+    }
 
-function Home() {
     return (
-        <div className="container">
-            <div >
-                <div className="text-center">이름을 입력하세요</div>
-                <div>
+        <>
+            {done ? <Redirect to='/quiz' /> : ''}
+            <div className="container-fluid">
+                <div className="text-center">
                     <div>
-                        <input className="inputBox" onChange={(event) => sessionStorage.setItem('name', event.target.value)} />
+                        이름을 입력하세요
                     </div>
-                    <div>
-                        <Link to="/quiz">
-                            <button className="btn btn-dark" onClick={checking}>Quiz Start !</button>
-                        </Link>
+                    <input className="inputBox" onChange={handleChange} />
+                    <div className='Box2'>
+                        <button className="btn btn-dark" onClick={checking}>Quiz Start !</button>
                     </div>
                 </div>
+                {/* localStorage를 사용해야는지 localstorage를 사용해야하는지 */}
             </div>
-            <div>
-                계산수학
-            </div>
-        </div>
 
-    )
-}
-function checking() {
+            <div>계산수학</div>
 
-    if (localStorage.getItem('name') === null || localStorage.getItem('name').length === 0) {
-        alert('이름을 입력하세요')
 
-    }
-    else {
-        alert('입력하신 이름은' + localStorage.getItem('name') + '입니다.')
-    }
-}
+
+        </>
 
 
+
+    )
+
+}
 export default Home;

src/Quiz.js

@@ -4,6 +4,7 @@ import Timer from 'react-compound-timer'; // 타이머쓰기위해 import
 import logo from './img/img_question.png'
 import fight from './img/img_quiz.png'
 
+
 const QnA = [
     { Q: "6 X 4 = ?", Choose: [6, 12, 18, 24], A: "4", N: 1 },
     { Q: "3 + 3 = ?", Choose: [2, 4, 6, 8], A: "3", N: 2 },

src/index.js

@@ -2,7 +2,7 @@ import React from 'react';
 import ReactDOM from 'react-dom';
 import './index.css';
 import App from './App';
-import 'bootstrap'
+import 'bootstrap/dist/css/bootstrap.css';
 import * as serviceWorker from './serviceWorker';
 
 ReactDOM.render(