声明像java这样的模型类是正确的方法,以及如何将它传递到react native中的第二个屏幕?
export default class UserModel {
stateName;
username;
email;
mobile;
gender;
address;
constructor() {}
setStateName(stateName) {
this.stateName = stateName;
}
setUserName(username) {
this.username = username;
}
setEmail(email) {
this.email = email;
}
setMobile(mobile) {
this.mobile = mobile;
}
setGender(gender) {
this.gender = gender;
}
setAddress(address) {
this.address = address;
}
}
最佳答案
第 1 步:制作 UserModel.js
class UserModel {
constructor() {
stateName,
username,
email,
mobile,
gender,
address;
}
}
注意:如果您不想全局设置,请不要导出它。
第 2 步:Screen1.js - 设置 UserModel 并从 screen1 传递。
_handlePress = async () => {
UserModel.username = "Vishal Patoliya"
this.props.navigation.navigate('UserList',{userData: UserModel});
}
第 3 步:在另一个屏幕上接收模型类。
render() {
console.log(TAG, "render() Called.")
const UserModel = this.props.navigation.getParam('userData');
console.log("Username", UserModel.username)
}
输出:
01-16 17:30:32.085 4541 5638 I ReactNativeJS: 'Username', 'Vishal Patoliya'
关于react-native - 如何在 react native 中声明模型类并通过使用 react 导航在第二个屏幕中传递整个模型类,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/54214527/