16.3. 이벤트에서 state 변경하기

egoing · Apr 14, 2019 · 35430ae · jeongyj789 · Dec 30, 2019 · 35430ae
1 parent b4e7744
commit 35430ae
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/src/App.js b/src/App.js
@@ -39,7 +39,11 @@ class App extends Component {
             <h1><a href="/" onClick={function(e){
               console.log(e);
               e.preventDefault();
-            }}>{this.state.subject.title}</a></h1>
+              //this.state.mode = 'welcome';
+              this.setState({
+                mode:'welcome'
+              });
+            }.bind(this)}>{this.state.subject.title}</a></h1>
             {this.state.subject.sub}
         </header>
         <TOC data={this.state.contents}></TOC>