Table of Contents
关于循环判断的
比如我从数据表里读取了10条信息
其中第5条输出方式是
第6条输出方式
- ".$row1['title']."
- ".$row1['title']."
第10条输出方式
其他每条是
该怎么写?
下面是自己乱弄的
for($i=0;$i if(?):
echo "
elseif(?):
echo "
- ".$row1['title']." ";
- ".$row1['title']."
elseif(?): // 注意使用了一个单词的 els
echo "
else:
echo "
endif;
}
或者是读取10条信息
为5个一组
输出是
- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8
- 9
- 10
该怎么写?
回复讨论(解决方案)
基本算法
$a = array(1,2,3,4,5,6,7,8,9,10);for($i=0; $i<10; $i++) { if($i % 5 == 0) echo ($i ? '</ul>' : '') . "<ul>\n"; echo "<li>$i</li>\n";}echo '</ul>';
Copy after login
<ul><li>0</li><li>1</li><li>2</li><li>3</li><li>4</li></ul><ul><li>5</li><li>6</li><li>7</li><li>8</li><li>9</li></ul>
Copy after login
$row = array(0,1,2,3,4,5,6,7,8,9,10,11);foreach (array_chunk($row, 5) as $val){ echo "<ul>"."\n"; foreach ($val as $v){ echo "<li>" . $v . "</li>"."\n"; } echo "</ul>"."\n";}
Copy after login
<ul><li>0</li><li>1</li><li>2</li><li>3</li><li>4</li></ul><ul><li>5</li><li>6</li><li>7</li><li>8</li><li>9</li></ul>
- 10
- 11
Copy after login
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