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| Perl 5.6 Documentation: perlfaq4 |
perl
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bin
::
lib
::
functions
::
pods
::
faqs
::
dist
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- NAME
- DESCRIPTION
- Data: Numbers
- Why am I getting long decimals (eg, 19.9499999999999) instead of the numbers I should be getting (eg, 19.95)?
- Why isn't my octal data interpreted correctly?
- Does Perl have a round() function? What about ceil() and floor()? Trig functions?
- How do I convert bits into ints?
- Why doesn't & work the way I want it to?
- How do I multiply matrices?
- How do I perform an operation on a series of integers?
- How can I output Roman numerals?
- Why aren't my random numbers random?
- Data: Dates
- How do I find the week-of-the-year/day-of-the-year?
- How do I find the current century or millennium?
- How can I compare two dates and find the difference?
- How can I take a string and turn it into epoch seconds?
- How can I find the Julian Day?
- How do I find yesterday's date?
- Does Perl have a Year 2000 problem? Is Perl Y2K compliant?
- Data: Strings
- How do I validate input?
- How do I unescape a string?
- How do I remove consecutive pairs of characters?
- How do I expand function calls in a string?
- How do I find matching/nesting anything?
- How do I reverse a string?
- How do I expand tabs in a string?
- How do I reformat a paragraph?
- How can I access/change the first N letters of a string?
- How do I change the Nth occurrence of something?
- How can I count the number of occurrences of a substring within a string?
- How do I capitalize all the words on one line?
- How can I split a [character] delimited string except when inside [character]? (Comma-separa