keyboardShouldPersistTaps='handled'
```
<ScrollView style={s.root}
        //整个View样式 
        contentContainerStyle={s.contaionStyle}
        // 滚动时 键盘状态  on-drag:滚动时键盘消失 none:不消失
        keyboardDismissMode='on-drag'
        //点击时 键盘状态 never:键盘消失（不触发按钮事件） handled:键盘消失（直接触发按钮事件）  always:不消失
        keyboardShouldPersistTaps='handled'
        //滑动 松手时触发
        onMomentumScrollBegin={()=>{
            console.log(`onMomentumScrollBegin,,,`)
        }}
        onMomentumScrollEnd={()=>{
            console.log(`onMomentumScrollEnd,,,`)
        }}
        //滚动距离回调
        onScroll={(event)=>{
            console.log(`onScroll = ${event.nativeEvent.contentOffset.y}`)
        }}
        // 超出滚动效果，always：有回弹效果   always:没回弹效果
        overScrollMode='always'
        // ios必须写  每隔几毫秒 回调一次onScroll
        // 不写 只在最后回调一次
        scrollEventThrottle={16}
        >
            <TextInput style={s.input}></TextInput>
            <Button title="按钮" onPress={()=>{console.log(`onPress,,,`)}}></Button>
            {/* //固定渲染 */}
            {/* <Text style={s.txt}>111</Text>
            <Text style={s.txt}>111</Text>
            <Text style={s.txt}>111</Text>
            <Text style={s.txt}>111</Text>
            <Text style={s.txt}>111</Text> */}
            {/* 列表渲染 */}
            {/* {array.map((item, index) => {
                return (
                    // key  唯一ID ，复用，性能
                    <Text key={`item-${index}`} style={s.txt}>{`List item ${item}`}</Text>
                );
            })} */}
            {/* 数组渲染 */}
            {
                buildListView()
            }
        </ScrollView>```