(PHP 3, PHP 4 )
Returns the decimal equivalent of the octal number represented by the octal_string argument. The largest number that can be converted is 17777777777 or 2147483647 in decimal.
Example 1. octdec() example
<?phpecho octdec('77') . "\n";echo octdec(decoct(45));?>
The above example will output:
63 45
See also decoct(), bindec(), hexdec() and base_convert().