一个颜色轮换的简单例子_PHP
一个颜色轮换的简单例子，使用三元运算子，使程序简练。
我们曾经在网站上看过一些表格单元格的背景颜色是隔行变化的，其实用下面一段很小的一段代码就可以实现： $color=(($coloralter %2)? "e0e0e0":"e8e8e8") ,即通过将变量累加和2取余，运用三元运算子来取得两个不同得颜色值。
示例如下：
| 澶у |
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