string_extension.dart 279 Bytes Edit Raw Blame History 1 2 3 4 5 6 7 8 9 10 11 /// 资源类扩展方法 extension AssetExtension on String { static const String _assetImagePrefix = "assets/images/"; /// 图片url String get assetImg => _assetImagePrefix + this; String get assetPng => '$assetImg.png'; String get assetGif => '$assetImg.gif'; }