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/Dart 2

dart:js_util

hasProperty function

bool hasProperty(
  1. Object o,
  2. Object name
)

Implementation

external bool hasProperty(Object o, Object name);

© 2012 the Dart project authors
Licensed under the BSD 3-Clause "New" or "Revised" License.
https://api.dart.dev/stable/2.18.5/dart-js_util/hasProperty.html