reset dropdown to placeholder

[TGod-Ajayi]

I have 2 dropdowns and I want it when i select one the other changes to the placeholder and vice-versa `
<ModalDropdown
textStyle={styles.modalText}
options={templatenew}

                                    defaultValue={modalButtonB}
                                    onSelect = {(index, value) => { setModalVal(value), setModalButtonB('Please Select') } }
                               
                                    />
                                </Dropdown>
                                <Dropdown>
                                    <ModalDropdown  
                                    textStyle={styles.modalText} 
                                    options={templatenew}
         
                                    defaultValue={modalButtonB}
                                    
                                    onSelect = {(index, value) => { setModalVal(value), setModalButtonB('Please Select') } }
                                
                                    />
                                </Dropdown>`

[LeQuy-123]

dropdownRef.current.select(-1)
it in the doc

[usmanhaiderr]

dropdownRef.current.select(-1) it in the doc

This is not working as it is giving error Cannot read property 'select' of undefined.