radio组件的（）属性是它的标识，radio-group的 change 事件会携带radio的这个标识A．valueB．checkedC．disabledD．color
radio组件的（）属性是它的标识，radio-group的 change 事件会携带radio的这个标识
A．value
B．checked
C．disabled
D．color
参考答案和解析
value
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