使用新日期更新表单状态日期
我在形式组件中使用了两个不同的状态。一个用于捕获所有文本输入,另一个是使用材料UI的datePicker组件捕获日期。
我想在我的主要输入中添加日期状态,并根据日期状态进行更新。
这是我正在使用的代码:
const [date, setDate] = useState(null);
const [inputValues, setInputValues] = useState({
title: "",
category: "",
description: "",
city: "",
venue: "",
date: "",
});
const handleChange = (event) => {
setInputValues({
...inputValues,
[event.target.name]: event.target.value,
date: date,
});
};
<TextField
variant="outlined"
label="Event title"
size="small"
fullWidth
name="title" // name references the 'input' element attribute
value={inputValues.title} // value references the 'input' attribute 'value'
onChange={handleChange} // onChange will pass the event by default
></TextField>
<DatePicker
value={date} // DatePicker requires onChange and value
onChange={(newDate) => setDate(newDate)} // Cannot be set at the TextField level
renderInput={(params) => (
<TextField
{...params}
size="small"
fullWidth
variant="outlined"
></TextField>
)}
></DatePicker>
不确定我是否需要使用使用
将两个状态链接在一起?任何指导都将不胜感激。
谢谢!
I'm using two different states in my Form component. One to capture all the text inputs and one to capture the Date using the DatePicker component from Material UI.
I want to add a date state in my main input and update it based on the date state.
Here's the code that I'm using:
const [date, setDate] = useState(null);
const [inputValues, setInputValues] = useState({
title: "",
category: "",
description: "",
city: "",
venue: "",
date: "",
});
const handleChange = (event) => {
setInputValues({
...inputValues,
[event.target.name]: event.target.value,
date: date,
});
};
<TextField
variant="outlined"
label="Event title"
size="small"
fullWidth
name="title" // name references the 'input' element attribute
value={inputValues.title} // value references the 'input' attribute 'value'
onChange={handleChange} // onChange will pass the event by default
></TextField>
<DatePicker
value={date} // DatePicker requires onChange and value
onChange={(newDate) => setDate(newDate)} // Cannot be set at the TextField level
renderInput={(params) => (
<TextField
{...params}
size="small"
fullWidth
variant="outlined"
></TextField>
)}
></DatePicker>
Not sure if I need to use useEffect
to link the two states together? Any guidance would be greatly appreciated.
Thanks!
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与其尝试更改其他输入的同时更新日期,不如会在每次通过
Code in TypeScript Playground
Instead of trying to update the date at the same time the other inputs are changed, do that in an effect that will take care of it automatically every time the date is updated by including it in the dependency array of the effect.
Code in TypeScript Playground