Php Programming Code Examples
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HTML color codes
HTML color codes
<?php
print "<html>";
print "<head>";
print "<title>HTML color codes</title>";
print "</head>";
print "</body>";
print "Enter the code per colors<br><br>";
print "<form action=\"htmlcolor.php?action=getcolor&red=$red&green=$green&blue=$blue\"
method=\"post\">";
print "Red : <input type=\"text\" name=\"red\" size=\"10\" maxlength=\"40\"><br>";
print "Green : <input type=\"text\" name=\"green\" size=\"10\" maxlength=\"40\"><br>";
print "Blue : <input type=\"text\" name=\"blue\" size=\"10\" maxlength=\"40\"><br><br>";
print "<input type=\"submit\" value=\"Get color code\">";
print "<br><br><a href=\"index.html\">Main page</a> <a href=\"show_source.php?
file=htmlcolor.php\">Show source</a>";
print "</form>";
print "</body>";
print "</html>";
if ($action=="getcolor") {
if (empty($red)) {
print "Enter a RED color";
exit();
} elseif (empty($green)) {
print "Enter a GREEN color";
exit();
} elseif (empty($blue)) {
print "Enter a BLUE color";
exit();
}
print "Color code is:";
printf("<b>#%X%X%X</b>", $red, $green, $blue);
}
?>
