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POPHP random DIV question
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  1. POPHP random DIV question
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    copied!<p>I am tried to use PHP to make DIV random positions. Here is my code. </p> <pre><code>&lt;?php function DIV1() { $choose = array("left", "right"); $rand_keys = array_rand($choose, 1); echo "&lt;div class=position1 style=\"float:left;width:100px;height:100px;background-color:#00f;float:".$choose[$rand_keys].";border:1px solid #000;\"&gt;&lt;/div&gt;"; } function DIV2() { $choose = array("left", "right"); $rand_keys = array_rand($choose, 1); echo "&lt;div class=position2 style=\"float:left;width:100px;height:200px;background-color:#f00;float:".$choose[$rand_keys].";border:1px solid #000;\"&gt;&lt;/div&gt;"; } function DIV3() { $choose = array("left", "right"); $rand_keys = array_rand($choose, 1); echo "&lt;div class=position3 style=\"float:left;width:200px;height:100px;background-color:#ff0;float:".$choose[$rand_keys].";border:1px solid #000;\"&gt;&lt;/div&gt;"; } echo '&lt;div id="display" style="width:1016px;height:1016px;background-color:#333;"&gt;'; $count = Math.floor(rand()*25) +15; for ($i=0; $i&lt;$count; $i++) { echo DIV1(); echo DIV2(); echo DIV3(); } echo '&lt;/div&gt;'; ?&gt; </code></pre> <p>My code can mixed divs position. But I have 2 questions. </p> <ol> <li><p>How to control <code>15 pieces 100*100</code>, <code>10 pieces 100*200</code>, <code>5 pieces 200*100</code> divs mixed random display? </p></li> <li><p>How to control the white space part? I want show all the divs in the display zone. <code>width:1016px;height:1016px;</code>, do not out of the <code>div#display</code>.</p></li> </ol>
 

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