调整

6 years ago · 6531a83dfc
parent 5a90c368d8
commit 6531a83dfc
1 changed files with 2 additions and 0 deletions
--- a/public/react/src/modules/paths/PathDetail/DetailTop.js
+++ b/public/react/src/modules/paths/PathDetail/DetailTop.js
@ -27,6 +27,7 @@ class DetailTop extends Component{
  }
 	componentDidMount(){
 		let courseslist=[]
+		if(this.props.courses!=undefined&&this.props.courses.length!=0){
 		this.props.courses.map((item,key)=>{
 			if(1===key+1){
 				return(
@ -34,6 +35,7 @@ class DetailTop extends Component{
 				)
 			}
 		})
+			}
 		this.setState({
 			courseslist:courseslist
 		})