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Javascript android react native上TextInput的怪异行为_Javascript_Android_React Native_Textinput - Fatal编程技术网

Javascript android react native上TextInput的怪异行为

Javascript android react native上TextInput的怪异行为,javascript,android,react-native,textinput,Javascript,Android,React Native,Textinput,我有一个注册表单,当用户聚焦文本输入并弹出键盘时,我想在其中清除文本输入 这种行为在iOS上运行得很好,但是在android上,第一件事是clearTextOnFocus不工作,第二件事是我无法在地址文本输入中键入任何内容,我想知道这里出了什么问题,因为它在iOS上运行得非常好 export default class SignupScreen extends Component { static navigationOptions = { title: strings.signup,

我有一个注册表单,当用户聚焦文本输入并弹出键盘时,我想在其中清除文本输入

这种行为在iOS上运行得很好,但是在android上,第一件事是clearTextOnFocus不工作,第二件事是我无法在地址文本输入中键入任何内容,我想知道这里出了什么问题,因为它在iOS上运行得非常好

export default class SignupScreen extends Component {
static navigationOptions = {
    title: strings.signup,
    headerTintColor:'black'
};
constructor(props) {
    super(props);
    this.state = { loading:true,loginText:strings.username,pwdText:strings.password,nameText:strings.name,phoneNoText:strings.phone,addressText:strings.address,lineIdText:strings.line,loading:false };



}

render() {
    const { navigate } = this.props.navigation;
    return (


        <ImageBackground
            source={require('./images/marble.jpg')}
            style={styles.backgroundImage}>

            <KeyboardAwareScrollView>

                <View style={styles.container}>
                    <Spinner visible={this.state.loading} textContent={"Loading..."} textStyle={{color: '#FFF'}} />

                    <Image style = {styles.logoFit} resizeMode="contain"  source={require('./images/Logo1.png')}/>

                    <View>
                        <TextInput clearTextOnFocus={true} style={styles.textInput} value={this.state.loginText }
                                   onChangeText={(textInputValue1) => this.setState({loginText:textInputValue1})} keyboardType='email-address' ></TextInput>

                        <TextInput clearTextOnFocus={true} style={styles.textInput} value={this.state.pwdText}
                                   onChangeText={(textInputValue2) => this.setState({pwdText:textInputValue2})}></TextInput>

                        <TextInput clearTextOnFocus={true} style={styles.textInput} value={this.state.phoneNoText}
                                   onChangeText={(textInputValue) => this.setState({phoneNoText:textInputValue})}></TextInput>

                        <TextInput clearTextOnFocus={true} style={styles.textInput} value={this.state.nameText}
                                   onChangeText={(textInputValue) => this.setState({nameText:textInputValue})}></TextInput>

                        <TextInput clearTextOnFocus={true} style={styles.textInput} value={this.state.addressText}
                                   onChangeText={(textInputValue) => this.setState({adressText:textInputValue})}></TextInput>

                        <TextInput clearTextOnFocus={true} style={styles.textInput} value={this.state.lineIdText}
                                   onChangeText={(textInputValue) => this.setState({lineIdText:textInputValue})}></TextInput>


                    </View>
                    <View style={styles.buttonSection}>
                        <TouchableOpacity onPress = {this.onSignup}>
                            <View style = { styles.donebutton}>
                                <Text style = {{color: 'white'}}>{strings.signup}</Text>
                            </View>
                        </TouchableOpacity>
                    </View>
                </View>

            </KeyboardAwareScrollView>
     </ImageBackground>


    );
}
}
导出默认类签名Upscreen扩展组件{
静态导航选项={
标题:strings.signup,
HeaderIntColor:“黑色”
};
建造师(道具){
超级(道具);
this.state={loading:true,loginText:strings.username,pwdText:strings.password,nameText:strings.name,phoneNoText:strings.phone,addressText:strings.address,lineIdText:strings.line,loading:false};
}
render(){
const{navigate}=this.props.navigation;
返回(
this.setState({loginText:textInputValue1})keyboardType='email-address'>
this.setState({pwdText:textInputValue2})}>
this.setState({phoneNoText:textInputValue})}>
this.setState({nameText:textInputValue})}>
this.setState({AddressText:textInputValue})}>
this.setState({lineIdText:textInputValue})}>
{strings.signup}
);
}
}

这方面的任何帮助都将非常有用。

问题可能是您设置了
TextInput
value
属性。如果设置了
value
,它将覆盖您试图在其中写入的所有内容。您应该改用
defaultValue
属性

更新
清除文本是已知问题,但已标记为已修复。如果仍有问题,请尝试

这很奇怪,不应该。。但是,您尝试过这个吗?添加@pavle answer
clearTextOnFocus
是iOS唯一的属性,目前在Android上不起作用(v0.56.0)。检查RN文档。