doxd96148 2013-09-03 10:14
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在str_repeat的每次迭代上运行rand()函数

I'm trying to formulate some dummy data so that I can developed the front end of a html data table, to do this im writing the data out once and using str_repeat to out put it multiple times.

One of the features I'm incorporating in the front end is the ability to sort columns but to do that I need different data in each row. I planned to use rand() to assist with this part, but when I use it with the code block below, it generates a random number and the str_repeat outputs that 3 times..

Is there a simple way to get it to run the rand() func on each iteration of the str_repeat() func ?

$html = "
          <tr>
            <!-- Unit Price -->
              <td class='table-input input-number'>
                <input class='input-center' value='" . rand(10,200) . "'>
              </td>

            <!-- QTY -->
              <td class='table-input input-number'>
                <input class='input-center' value='" . rand(1,5) . "'>
              </td>
          </tr>";

        echo str_repeat($html,3);
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  • dongzhen7108 2013-09-03 10:50
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    The approach i ended up using is this below based on @Christoph's answer, with this approach it lets you input the html and the rand() values in a more straight forward fashion.

    for($i = 0; $i < 3; $i++) {
       echo "<tr>
            <!-- Unit Price -->
              <td class='table-input input-number'>
                <input class='input-center'" . rand(1,5) . "'>
              </td>
    
            <!-- QTY -->
              <td class='table-input input-number'>
                <input class='input-center'" . rand(1,5) . "'>
              </td>
          </tr>";
    }
    
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