printf: %X (uppercase X)

<html>
<head>
<title>printf: %X</title>
</head>
<body>
<?php
$number = 543;
printf("Hex (upper): %X<br>", $number );

?>
</body>
</html>

1.	Type Specifiers
2.	printf: Specifying a Field Width
3.	Using printf() to Format a List of Product Prices
4.	printf: %d
5.	printf: %b
6.	printf: %x (lowercase x)
7.	printf: %s
8.	printf: %o
9.	printf: %f
10.	printf: right-pad with dashes: %'--6s
11.	printf: Left-pad the string %s, %-6s
12.	printf: octal representation %o
13.	printf:hexadecimal representation %X
14.	printf: hexadecimal representation %x
15.	printf: left-pad a number and specify precision: %05.2f
16.	printf: %05f
17.	printf: %f, %.2f
18.	printf: %d, %c
19.	printf %f,%10f,%-010f,%2.2f

printf: %X (uppercase X) : Printf « Development « PHP