源代碼:

<FONT COLOR=#ff0000><?php
$num1 = 123456789;
$num2 = -123456789;
$char = 50; // The ASCII Character 50 is 2

// Note: The format value "%%" returns a percent sign
echo sprintf("%%b = %b",$num1)."
"; // Binary number
echo sprintf("%%c = %c",$char)."
"; // The ASCII Character
echo sprintf("%%d = %d",$num1)."
"; // Signed decimal number
echo sprintf("%%d = %d",$num2)."
"; // Signed decimal number
echo sprintf("%%e = %e",$num1)."
"; // Scientific notation (lowercase)
echo sprintf("%%E = %E",$num1)."
"; // Scientific notation (uppercase)
echo sprintf("%%u = %u",$num1)."
"; // Unsigned decimal number (positive)
echo sprintf("%%u = %u",$num2)."
"; // Unsigned decimal number (negative)
echo sprintf("%%f = %f",$num1)."
"; // Floating-point number (ls aware)
echo sprintf("%%F = %F",$num1)."
"; // Floating-point number (not aware) 
echo sprintf("%%g = %g",$num1)."
"; // Shorter of %e and %f
echo sprintf("%%G = %G",$num1)."
"; // Shorter of %E and %f
echo sprintf("%%o = %o",$num1)."
"; // Octal number
echo sprintf("%%s = %s",$num1)."
"; // String
echo sprintf("%%x = %x",$num1)."
"; // Hexadecimal number (lowercase)
echo sprintf("%%X = %X",$num1)."
"; // Hexadecimal number (uppercase)
echo sprintf("%%+d = %+d",$num1)."
"; // Sign specifier (positive)
echo sprintf("%%+d = %+d",$num2)."
"; // Sign specifier (negative)
?></FONT>

</body>
</html>

</HTML>

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源代碼:

運(yùn)行結(jié)果：