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Top Forums Shell Programming and Scripting Perl conversion & perldoc question Post 83130 by cbkihong on Sunday 11th of September 2005 07:38:12 PM
Old 09-11-2005
Code:
$ perl -e 'print sprintf("%b\n", 15);'
1111
$ perl -e 'print sprintf("%b\n", 18);'
10010

As for the list of functions, is this what you want (this is actually derived from perlfunc anyway)?

http://perldoc.perl.org/index-functions.html

As for variables, read perlvar:

http://perldoc.perl.org/perlvar.html
 

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STRRCHR(3)								 1								STRRCHR(3)

strrchr - Find the last occurrence of a character in a string

SYNOPSIS
string strrchr (string $haystack, mixed $needle) DESCRIPTION
This function returns the portion of $haystack which starts at the last occurrence of $needle and goes until the end of $haystack. PARAMETERS
o $haystack - The string to search in o $needle - If $needle contains more than one character, only the first is used. This behavior is different from that of strstr(3). If $needle is not a string, it is converted to an integer and applied as the ordinal value of a character. RETURN VALUES
This function returns the portion of string, or FALSE if $needle is not found. CHANGELOG
+--------+------------------------------------+ |Version | | | | | | | Description | | | | +--------+------------------------------------+ | 4.3.0 | | | | | | | This function is now binary safe. | | | | +--------+------------------------------------+ EXAMPLES
Example #1 strrchr(3) example <?php // get last directory in $PATH $dir = substr(strrchr($PATH, ":"), 1); // get everything after last newline $text = "Line 1 Line 2 Line 3"; $last = substr(strrchr($text, 10), 1 ); ?> NOTES
Note This function is binary-safe. SEE ALSO
strstr(3), strrpos(3). PHP Documentation Group STRRCHR(3)
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