octdec

(PHP 4, PHP 5, PHP 7, PHP 8)

octdecOctal to decimal

Description

octdec(string $octal_string): int|float

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

Parameters

octal_string

The octal string to convert. Any invalid characters in octal_string are silently ignored. As of PHP 7.4.0 supplying any invalid characters is deprecated.

Return Values

The decimal representation of octal_string

Changelog

Version Description
7.4.0 Passing invalid characters will now generate a deprecation notice. The result will still be computed as if the invalid characters did not exist.

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 int type, larger values are returned as float in that case.

See Also