質問編集履歴
1
ファイルの記述を変更したため
test
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test
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```editedMain
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import React from 'react';
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import Number from './Number';
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class Main extends React.Component{
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constructor(props){
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super(props);
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this.state={
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count:0,
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isSmile:false
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}
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}
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addCount = ()=>{
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this.setState({
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count : this.state.count+1
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});
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}
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downCount = ()=>{
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this.setState({
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count : this.state.count-1
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});
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}
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toggleSmile=()=>{
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if(this.state.count%5 === 0){
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this.setState({
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isSmile:true
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})
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}else{
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this.setState({
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isSmile:false
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})
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}
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}
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render(){
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return(
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<>
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<Number
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count = {this.state.count}
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add ={()=>{this.addCount()}}
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down ={()=>{this.downCount()}}
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toggle = {()=>{this.toggleSmile()}}
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isSmile = {this.state.isSmile}
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/>
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</>
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)
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}
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}
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export default Main;
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```
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```Number
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import React from 'react';
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@@ -234,6 +348,52 @@
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```
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```editedNumber
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import React from 'react';
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import Image from './Image';
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const Number = (props) => {
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return(
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<>
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<Image
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count = {props.count}
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isSmile = {props.isSmile}
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/>
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<h2>{props.count}</h2>
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<br/>
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<div className="boxInner">
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<div className="btn" onClick = {()=>{props.add();props.toggle()}}>プラス</div>
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<div className="btn" onClick = {()=>{props.down();props.toggle()}}>マイナス</div>
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</div>
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</>
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)
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};
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export default Number;
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```
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```Image
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@@ -304,18 +464,52 @@
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304
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305
465
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```
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306
466
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467
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```editedImage
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469
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import React from 'react';
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const Image = (props) => {
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return(
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<>
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<div className="img">
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{(() => {
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if (props.isSmile === true) {
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return <span>5で割れる</span>
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} else {
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return <span>５で割れない</span>
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}
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})()}
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</div>
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</>
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)
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};
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504
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export default Image;
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506
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+
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507
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```
|
|
508
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+
|
|
307
509
|
### 補足情報（FW/ツールのバージョンなど）
|
|
308
510
|
|
|
309
511
|
開発環境はcreate react appを使用しています。
|
|
310
512
|
|
|
311
|
-
|
|
312
|
-
|
|
313
|
-
|
|
314
|
-
|
|
315
|
-
記載情報に不足等がありましたら遠慮なく申してください。
|
|
316
|
-
|
|
317
|
-
どうかよろしくお願いします。
|
|
318
|
-
|
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319
|
-
|
|
320
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-
|
|
321
|
-
|
|
513
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+
edited~と言うファイルは変更後のファイルです。Mainはreturn内でpropsのisSmileを追加。Number.jsxではonClickの関数追加。
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514
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+
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515
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Image.jsxでは条件分岐の条件変更。
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