43 lines
673 B
PHP
43 lines
673 B
PHP
<html>
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<style>
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table { margin: auto; }
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td {
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font-size: 0.8em;
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padding: 4pt;
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text-align: center;
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font-family: sans-serif;
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}
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</style>
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<body>
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<table>
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<thead>
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<tr>
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<td colspan="20">Header</td>
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</tr>
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</thead>
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<tfoot>
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<tr>
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<td colspan="20">Footer</td>
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</tr>
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</tfoot>
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<?php
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$i_max = 40;
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$j_max = 20;
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for ( $i = 1; $i <= $i_max; $i++): ?>
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<tr>
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<?php
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for ( $j = 1; $j <= $j_max; $j++) {
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$r = (int)(255*$i / $i_max);
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$b = (int)(255*$j / $j_max);
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$g = (int)(255*($i + $j)/($i_max + $j_max));
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$c = "black;";
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$bg = "rgb($r,$g,$b)";
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echo "<td style=\"color: $c; background-color: $bg;\">" . ($i * $j) . "</td>\n";
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}
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?>
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</tr>
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<?php endfor; ?>
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</table>
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</body>
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</html>
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