The octdec() function converts octal to decimal.
Syntax
octdec(val)
Parameters
val − the octal string to convert
Return
The octdec() function Returns the decimal equivalent of the specified octal number.
Example
<?php echo octdec("-120"); ?>
Output
a80
Example
Let us see another example −
<?php echo octdec("170"); echo octdec(decoct(170)); ?>
Output
120170