selectorQuery.exec([callback])
执行所有的请求，请求结果按请求次序构成数组，在 callback 的第一个参数中返回。
API支持度
| API | 微信小程序 | H5 | React Native |
|---|---|---|---|
| selectorQuery.in | ✔️ | ✔️ | |
| selectorQuery.select | ✔️ | ✔️ | |
| selectorQuery.selectAll | ✔️ | ✔️ | |
| selectorQuery.selectViewport | ✔️ | ✔️ | |
| nodesRef.boundingClientRect | ✔️ | ✔️ | |
| nodesRef.scrollOffset | ✔️ | ✔️ | |
| nodesRef.fields | ✔️ | ✔️ | |
| selectorQuery.exec | ✔️ | ✔️ |