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App Inventor 2 颜色代码块 · App Inventor 2 中文网
... 接受 3 或 4 个数字的列表。 此列表中的这些数字表示 RGB 代码中的值。 RGB 代码用于在互联网上生成颜色。 RGB 颜色图表可在此处获得。 该列表中的第一个数字代表代码的 R 值，第二个代表 G，第三个代表 B，第四个值是可选的...
创建自定义 TinyWebDB 服务 · App Inventor 2 中文网
...nyWebDB can be used to facilitate communication between phones and apps (e.g., multi-player games).
By default, the TinyWebDB component stores data on a test service provided by App Inventor, http://tinywebdb.appinventor.mit.edu/ . This service is helpful for testing, but it is shared by all App In...
MQTT物联网协议完全实践指南 · App Inventor 2 中文网
...，基于发布/订阅（Publish/Subscribe）模式实现消息传递：
graph LR
A[发布者A] --> C[MQTT代理服务器]
B[发布者B] --> C
C --> D[订阅者X]
C --> E[订阅者Y]
C --> F[订阅者Z]
核心组件说明：
发布者（Publisher）：消息发送方，向...
Phase • Animations made easy! - Extensions - Kodular Community
...tion-state: paused;
}
/* user picked a theme where the "regular" scheme is dark */
/* user picked a theme a light scheme and also enabled a dark scheme */
/* deal with light scheme first */
@media (prefers-color-scheme: light) {
:root {
...
App Inventor 2 扩展 · App Inventor 2 中文网
...Note: App Inventor extensions are supported only on Android devices running API Level 8 (Android system 2.2 Froyo) and above. This applies to creating extensions, building projects that import extensions, and running packaged APKs of projects that use extensions. Extensions are not (yet) supported...