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ComBox usage

Time:10-03

Consult the ComBox with usage, like the displayed input!

CodePudding user response:

First of all, the combo box is called ComboBox, secondly, what do you want to ask what?

CodePudding user response:

Automatically query?

CodePudding user response:

ComboBox1 - & gt; The Items - & gt; Add (" content 1 ");
ComboBox1 - & gt; The Items - & gt; Add (" content 2 ");
ComboBox1 - & gt; The Items - & gt; Add (" content ");
//ComboBox1 - & gt; Content of the Text="1";
ComboBox1 - & gt; ItemIndex=1;

CodePudding user response:

The designer set AutoDropDown=true xe7 effectively

CodePudding user response:

Drag controls in the items property after the write operation has the drop-down options
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