html 颜色选择下拉列表,HTML选择具有多种颜色的DropDown列表

4 个答案:

答案 0 :(得分：11)

option.red {background-color: #cc0000; font-weight: bold; font-size: 12px;}

option.pink {background-color: #ffcccc;}

Getting Started

- Intro to HTML

答案 1 :(得分：3)

CSS和HTML

#option-1 {

color: red;

}

#option-2 {

color: green;

}

#option-3 {

color: yellow;

}

#option-4 {

color: blue;

}

Option 1

Option 2

Option 3

Option 4

答案 2 :(得分：1)

我猜你的意思是select？这应该有效：

option:nth-child(1) { background: green; }

option:nth-child(2) { background: blue; }

等

答案 3 :(得分：0)

Exception in thread "AWT-EventQueue-0"

java.lang.ArrayIndexOutOfBoundsException: 1

at controller.TaskController.openFile(TaskController.java:213)

at controller.TaskController.lambda$11(TaskController.java:110)

at javax.swing.AbstractButton.fireActionPerformed(Unknown Source)

at javax.swing.AbstractButton$Handler.actionPerformed(Unknown Source)

at javax.swing.DefaultButtonModel.fireActionPerformed(Unknown Source)

at javax.swing.DefaultButtonModel.setPressed(Unknown Source)