Dar*_*rov 18
if (comboBox1.Items.Contains("some value"))
{
}
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如果项目是某些自定义对象而不是字符串,则可能需要覆盖Equals方法.
int index = comboBox1.FindString("some value");
comboBox1.SelectedIndex = index;
http://msdn.microsoft.com/en-us/library/wxyt1t12.aspx#Y500
还有FindStringExact http://msdn.microsoft.com/en-us/library/c440x2eb.aspx