我想在这里做的是更新数组对象“可用”使用TextInput和下面是我的代码。我不知道为什么它一直给我在_Update功能线的标记错误。请帮忙。谢谢!
export class Inventory extends Component {
state = {
available: [
{id: 0, name: 'Xb', value:5},
{id: 1, name: 'Ad', value:19},
{id: 2, name: 'Sc', value:1},
{id: 3, name: 'AV', value:3},
{id: 4, name: 'Ba', value:8},
{id: 5, name: 'Ch', value:2},
{id: 6, name: 'Pr', value:9},
{id: 7, name: 'Mi', value:10},
{id: 8, name: 'Se', value:1},
],
}
_update = (text,index) => this.setState({available[index].value: text});
render(){
index = 0;
return(
<View style={styles.container}>
<TextInput style={styles.input}
keyboardType = 'number-pad'
returnKeyType = 'go'
autoCapitalize = 'none'
maxLength = {3}
value = {this.state.available[index].value}
onChange = {(text) => _update(text,index)} />
</View>
);
}