Bereaksi input dinamis dengan ID
import React from 'react';
import { useState } from 'react';
function DynamicInput() {
const [values, setValues] = useState({ val: []});
function createInputs() {
return values.val.map((el, i) =>
<div key={i}>
<input type="text" value={el||''} onChange={handleChange.bind(i)} />
<input type='button' value='remove' onClick={removeClick.bind(i)} />
</div>
);
}
function handleChange(event) {
let vals = [...values.val];
vals[this] = event.target.value;
setValues({ val: vals });
}
const addClick = () => {
setValues({ val: [...values.val, '']})
}
const removeClick = () => {
let vals = [...values.val];
vals.splice(this,1);
setValues({ val: vals });
}
const handleSubmit = event => {
alert('A name was submitted: ' + values.val.join(', '));
event.preventDefault();
}
return (
<form onSubmit={handleSubmit}>
{createInputs()}
<input type='button' value='add more' onClick={addClick} />
<input type="submit" value="Submit" />
</form>
);
}
export default DynamicInput;
Combative Cow