修改bug

one_stop_public/libs/formList/index.js

@@ -369,18 +369,17 @@ class FormList extends React.Component {
            pageSize: this.props.pageSize||10,
            query: JSON.stringify(this.state.formValues),
          };
-         this.columns=nextProps.value.columns
+         if(nextProps.value.columns!=null&&nextProps.value.columns.length>0){
+          this.columns=nextProps.value.columns
+         }
+        
          this.custom=Base16Encode(JSON.stringify(b))
          if( nextProps.value.getPage){
           this.getPage(params,null,nextProps.value.getPage);
          }else{
           if(this.state.objId)this.getPage(params)
          }
-        
-   
-   
-       
-    }
+       }
     const x=nextProps.selects
     const y = this.props.selects
     if(JSON.stringify(x)!=JSON.stringify(y)){