PHP 创建标签云函数代码

网学网PHP编辑为广大网友搜集整理了：PHP 创建标签云函数代码绩等信息，祝愿广大网友取得需要的信息，参考学习。

复制代码 代码如下:
function getCloud( $data = array(), $minFontSize = 12, $maxFontSize = 30 )
{
$minimumCount = min( array_values( $data ) );
$maximumCount = max( array_values( $data ) );
$spread = $maximumCount - $minimumCount;
$cloudHTML = '''';
$cloudTags = array();

$spread == 0 && $spread = 1;

foreach( $data as $tag => $count )
{
$size = $minFontSize + ( $count - $minimumCount )
* ( $maxFontSize - $minFontSize ) / $spread;
$cloudTags[] = ''<a style="font-size: '' . floor( $size ) . ''px''
. ''" href="#" title="\'''' . $tag .
''\'' returned a count of '' . $count . ''">''
. htmlspecialchars( stripslashes( $tag ) ) . ''</a>'';
}

return join( "\n", $cloudTags ) . "\n";
}
/**************************
**** Sample usage ***/
$arr = Array(''Actionscript'' => 35, ''Adobe'' => 22, ''Array'' => 44, ''Background'' => 43,
''Blur'' => 18, ''Canvas'' => 33, ''Class'' => 15, ''Color Palette'' => 11, ''Crop'' => 42,
''Delimiter'' => 13, ''Depth'' => 34, ''Design'' => 8, ''Encode'' => 12, ''Encryption'' => 30,
''Extract'' => 28, ''Filters'' => 42);
echo getCloud($arr, 12, 36);

这里是摘自脚本之家之前发布的文章。更多的技巧可以参考。
收集的二十一个实用便利的PHP函数代码