组合框下拉列表文本可见 [英] Combo box dropdownlist text visible

问题描述

大家好，

我想知道为什么 DropDownList 组合框样式无法在其上写任何文本.在 DropDown 样式中，我们可以放置请选择"之类的文本，但在DropDownList中则不是这样.有人可以告诉我为什么会这样，如果有放置文本的可能性，有人可以告诉我. Tq

Hi all,

I wonder why a DropDownList combobox style is unable to wrote any text on it. In DropDown style, we could place a text like "please choose" but in DropDownList is not like that. Could someone tell me why this happen and if there any possibility to place a text, could someone tell me. Tq

推荐答案

这就是ComboBox的DropDownList样式的用途. DropDownList样式不允许编辑文本.而另外两个允许.

在此处获取更多信息.

Thats what the use of DropDownList style of ComboBox.
DropDownList style does not allow to edit text. while other two allows.

Get more info here.

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