<TextInput returnKeyType="search"returnKeyLabel="搜索"onSubmitEditing={e => {toSearch(keyword);}} />

        <SearchBarref={serachBarEl}placeholder="请输入"onChangeText={handleChangeSearch}value={search}onSubmitEditing={handleSearchBarSubmit}lightTheme={true}searchIcon={<Icon name="search" style={styles.mUserlistSearchBarIcon}></Icon>}clearIcon={<Iconname="delete"style={styles.mUserlistSearchBarIcon}onPress={handleSearchBarClear}></Icon>}returnKeyType="search"returnKeyLabel="搜索"containerStyle={styles.mUserlistSearchBarContainerStyle}inputContainerStyle={styles.mUserlistSearchBarInputContainerStyle}/>

https://www.reactnative.cn/docs/textinput#returnkeylabel

https://reactnativeelements.com/docs/components/searchbar