PHP creates tag cloud function_PHP tutorial

PHP creates a tag cloud function, which generates a series of link effects from tags in different sizes, which looks interesting.

　01

　02function getCloud($data = array(),$minFontSize = 12,$maxFontSize = 30)

　03{

　04$minimumCount = min( array_values( $data ) );

　05$maximumCount = max( array_values( $data ) );

　06$spread = $maximumCount - $minimumCount;

　07$cloudHTML = '';

　08$cloudTags = array();

　09$spread == 0 && $spread = 1;

　10foreach( $data as $tag => $count )

　11{

　12$size = $minFontSize + ( $count - $minimumCount )

　13* ( $maxFontSize - $minFontSize ) / $spread;

　14$cloudTags[] = '

　16'' returned a count of ' . $count . '">'

　17. htmlspecialchars( stripslashes( $tag ) ) . '';

　18}

　19return join( "n", $cloudTags ) . "n";

　20}

　21?>

Call example:

View sourceprint?

1

　2$arr = Array('CodeFans' => 35, 'Adobe' => 22, 'Background' => 43,

　3'Blur' => 18, 'Canvas' => 33, 'Class' => 15, 'Design' => 8, 'Encode' => 12, 'Encryption' => 30,

　4'Extract' => 28, 'Filters' => 42);

5echo getCloud($arr, 12, 36);

　6?>

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