构建到 WebGL 时可用的构建格式选项。
有关更多详细信息，请参阅 WebGL Player Settings 文档。
| Asm | Only asm.js output will be generated. This setting has been deprecated. |
| Wasm | 仅将生成 WebAssembly 输出。这需要使用支持 WebAssembly 的浏览器，才能运行生成的内容。 |
| Both | Both asm.js and WebAssembly output will be generated. The WebAssembly version of the generated content will be used if supported by the browser, otherwise, the asm.js version will be used. This setting has been deprecated. |