避免设置 undefined 后把变量删了

2020-02-25 16:07:02 +08:00 · 2020-02-25 16:07:02 +08:00 · 8642cd77b7
parent 696bf0e556
commit 8642cd77b7
1 changed files with 1 additions and 1 deletions
--- a/src/renderers/Form/Image.tsx
+++ b/src/renderers/Form/Image.tsx
@ -533,7 +533,7 @@ export default class ImageControl extends React.Component<
        : newValue;
    }

-    onChange((this.emitValue = newValue), undefined, changeImmediately);
+    onChange((this.emitValue = newValue || ''), undefined, changeImmediately);
  }

  handleSelect() {