在线文档教程
PHP
数学 | Mathematics

octdec

octdec

(PHP 4, PHP 5, PHP 7)

octdec — Octal to decimal

Description

number octdec ( string $octal_string )

Returns the decimal equivalent of the octal number represented by the octal_string argument.

Parameters

octal_string

The octal string to convert

Return Values

The decimal representation of octal_string

Examples

Example #1 octdec() example

<?php echo octdec('77') . "\n"; echo octdec(decoct(45) ?>

The above example will output:

63 45

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

  • decoct() - Decimal to octal

  • bindec() - Binary to decimal

  • hexdec() - Hexadecimal to decimal

  • base_convert() - Convert a number between arbitrary bases

← mt_srand

pi →

© 1997–2017 The PHP Documentation Group

Licensed under the Creative Commons Attribution License v3.0 or later.

https://secure.php.net/manual/en/function.octdec.php