Group It means a group . That is to say, it is used to select multiple control combinations , Yes TRUE after , You can create a new variable for this group . Use a group of controls as a control . For example, multiple radio buttons use group attribute , So you can use a variable to manage these buttons , For example, get the current option or something .

The radio button is not set Group Attribute , When you right-click to add a variable, you can't see the ID Number , Set up Group Property, you can see ID And can set variables .

Group Properties are used to group radio buttons .
Set up Group Attribute Radio It's the first one in this group ,ID Greater than this Radio ID Of Radio It's all from this group radio( But less than the other setting Group Attribute Radio ID).
Only one control variable can be set in a group .   
Within the group Radio They are mutually exclusive. , There is no interaction between groups .

Multiple radio constitute group The variable is in accordance with its TAB It's distributed in order ! So we need to use ctrl+D Select it TAB The order . Put it TAB After selecting the right sequence in turn, you can realize the normal radio selection function .

Just one of a set of radio buttons Group attribute .

Radio buttons are easy to ignore Group More articles on attributes

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