Converting string to negative decimal value Post: 302608639

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LEARN ABOUT PHP

hexdec

HEXDEC(3)								 1								 HEXDEC(3)

hexdec - Hexadecimal to decimal

SYNOPSIS

       number hexdec (string  $hex_string)

DESCRIPTION

	Returns  the decimal equivalent of the hexadecimal number represented by the $hex_string argument. hexdec(3) converts a hexadecimal string
       to a decimal number.

       hexdec(3) will ignore any non-hexadecimal characters it encounters.

PARAMETERS

	      o $hex_string
		- The hexadecimal string to convert

RETURN VALUES

	The decimal representation of $hex_string

EXAMPLES

       Example #1

	      hexdec(3) example

	      <?php
	      var_dump(hexdec("See"));
	      var_dump(hexdec("ee"));
	      // both print "int(238)"

	      var_dump(hexdec("that")); // print "int(10)"
	      var_dump(hexdec("a0")); // print "int(160)"
	      ?>

NOTES

       Note

	       The function can convert numbers that are too large to fit into the platforms integer type, larger values are returned as float	in
	      that case.

SEE ALSO

       dechex(3), bindec(3), octdec(3), base_convert(3).

PHP Documentation Group 														 HEXDEC(3)

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