fix(forms): properly handle special properties in FormGroup.get (#22249)

closes #17195 PR Close #22249
2018-04-07 15:11:02 +08:00
parent 87b16710e7
commit 9367e91402
2 changed files with 13 additions and 1 deletions
--- a/packages/forms/src/model.ts
+++ b/packages/forms/src/model.ts
@ -44,7 +44,7 @@ function _find(control: AbstractControl, path: Array<string|number>| string, del

  return (<Array<string|number>>path).reduce((v: AbstractControl, name) => {
    if (v instanceof FormGroup) {
-      return v.controls[name] || null;
+      return v.controls.hasOwnProperty(name as string) ? v.controls[name] : null;
    }

    if (v instanceof FormArray) {