質問編集履歴
3
誤字修正
title
CHANGED
|
File without changes
|
body
CHANGED
|
@@ -87,7 +87,7 @@
|
|
|
87
87
|
export default App;
|
|
88
88
|
```
|
|
89
89
|
##関連事項
|
|
90
|
-
ターミナルにWarningが記されていたので、
|
|
90
|
+
ターミナルにWarningが記されていたので、該当するファイルIndex.jsも追記します。
|
|
91
91
|
#####Warning内容
|
|
92
92
|
src/index.js
|
|
93
93
|
Line 4:8: 'App' is defined but never used no-unused-vars
|
|
@@ -108,9 +108,6 @@
|
|
|
108
108
|
document.getElementById('root')
|
|
109
109
|
);
|
|
110
110
|
|
|
111
|
-
// If you want to start measuring performance in your app, pass a function
|
|
112
|
-
// to log results (for example: reportWebVitals(console.log))
|
|
113
|
-
// or send to an analytics endpoint. Learn more: https://bit.ly/CRA-vitals
|
|
114
111
|
reportWebVitals();
|
|
115
112
|
|
|
116
113
|
```
|
2
index.jsの追記
title
CHANGED
|
File without changes
|
body
CHANGED
|
@@ -85,4 +85,32 @@
|
|
|
85
85
|
}
|
|
86
86
|
|
|
87
87
|
export default App;
|
|
88
|
+
```
|
|
89
|
+
##関連事項
|
|
90
|
+
ターミナルにWarningが記されていたので、その関連ファイルもついkいします。
|
|
91
|
+
#####Warning内容
|
|
92
|
+
src/index.js
|
|
93
|
+
Line 4:8: 'App' is defined but never used no-unused-vars
|
|
94
|
+
|
|
95
|
+
#####Index.js
|
|
96
|
+
```React
|
|
97
|
+
import React from 'react';
|
|
98
|
+
import ReactDOM from 'react-dom';
|
|
99
|
+
import './index.css';
|
|
100
|
+
import App from './App';
|
|
101
|
+
import reportWebVitals from './reportWebVitals';
|
|
102
|
+
import Blog from './Blog';
|
|
103
|
+
|
|
104
|
+
ReactDOM.render(
|
|
105
|
+
<React.StrictMode>
|
|
106
|
+
<Blog />
|
|
107
|
+
</React.StrictMode>,
|
|
108
|
+
document.getElementById('root')
|
|
109
|
+
);
|
|
110
|
+
|
|
111
|
+
// If you want to start measuring performance in your app, pass a function
|
|
112
|
+
// to log results (for example: reportWebVitals(console.log))
|
|
113
|
+
// or send to an analytics endpoint. Learn more: https://bit.ly/CRA-vitals
|
|
114
|
+
reportWebVitals();
|
|
115
|
+
|
|
88
116
|
```
|
1
renderメソッドを定義しているApp.jsの中身を追記
title
CHANGED
|
File without changes
|
body
CHANGED
|
@@ -57,4 +57,32 @@
|
|
|
57
57
|
};
|
|
58
58
|
|
|
59
59
|
export default Article;
|
|
60
|
+
```
|
|
61
|
+
#####App.js
|
|
62
|
+
```React
|
|
63
|
+
import logo from './logo.svg';
|
|
64
|
+
import './App.css';
|
|
65
|
+
|
|
66
|
+
function App() {
|
|
67
|
+
return (
|
|
68
|
+
<div className="App">
|
|
69
|
+
<header className="App-header">
|
|
70
|
+
<img src={logo} className="App-logo" alt="logo" />
|
|
71
|
+
<p>
|
|
72
|
+
Edit <code>src/App.js</code> and save to reload.
|
|
73
|
+
</p>
|
|
74
|
+
<a
|
|
75
|
+
className="App-link"
|
|
76
|
+
href="https://reactjs.org"
|
|
77
|
+
target="_blank"
|
|
78
|
+
rel="noopener noreferrer"
|
|
79
|
+
>
|
|
80
|
+
Learn React
|
|
81
|
+
</a>
|
|
82
|
+
</header>
|
|
83
|
+
</div>
|
|
84
|
+
);
|
|
85
|
+
}
|
|
86
|
+
|
|
87
|
+
export default App;
|
|
60
88
|
```
|