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130 lines
2.0 KiB
130 lines
2.0 KiB
<?php
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require_once("_head.php");
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$BGCOLOR_CHOICES = array(
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'pink',
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'purple',
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'blue',
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'red',
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'green',
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'gray',
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'white',
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'orange'
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);
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$bgcolor = $_GET['bgcolor'];
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if (! $bgcolor) {
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$bgcolor = $BGCOLOR_CHOICES[array_rand($BGCOLOR_CHOICES, 1)];
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}
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mkheader("looping!", $bgcolor);
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?>
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<body>
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<p>Using <pre> bgcolor = <?php echo $bgcolor; ?></p>
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<!-- ======================================================= -->
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<pre><?php
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$c = 0;
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while ($c < 5) {
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print $c++ . "\n";
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}
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?></pre>
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<!-- ======================================================= -->
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<pre><?php
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$myname = "Fred";
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$i = 0;
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while ($myname != "Rumpelstiltskin") {
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print $i++ . ": ";
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if ($myname == "Fred") {
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$myname = "Leslie";
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} else {
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$myname = "Rumpelstiltskin";
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}
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print "$myname\n";
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}
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print "How did you know?\n";
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?></pre>
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<!-- ======================================================= -->
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<pre><?php
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$c = 6;
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do {
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print "Hi\n";
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} while ($c < 5);
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?></pre>
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<!-- ======================================================= -->
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<pre><?php
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for ($i = 0; $i < 5; $i++) {
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print "$i\n";
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}
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?></pre>
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<!-- ======================================================= -->
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<pre><?php
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$menu = array(
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"Toast and Jam",
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"Bacon and Eggs",
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"Homefries",
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"Skillet",
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"Milk and Cereal"
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);
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$count = count($menu);
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for ($i = 0; $i < $count; $i++) {
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$j = $i + 1;
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print "$j. {$menu[$i]}\n";
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}
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?></pre>
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<!-- ======================================================= -->
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<pre><?php
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$array = array(
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"1st" => "My House",
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"2nd" => "My Car",
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"3rd" => "My Lab"
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);
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foreach ($array as $key => $value) {
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if ($value == "My Lab") {
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$array[$key] = $value = "My Laboratory";
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}
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print "$key holds the value $value \n";
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}
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?></pre>
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</body>
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</html>
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