
addw: Thu 30 Jan 2003 17:22
Expression.pm:	Initial Create.

addw: Thu 30 Jan 2003 17:22
TestExpr.pl:	Initial Create.

addw: Sat 01 Feb 2003 10:42
Expression.pm: Ensure that 012 is interpretted as a decimal and not octal number.
TestExpr.pl: Ensure that 012 is interpretted as a decimal and not octal number.

addw: Mon 03 Feb 2003 12:59
Expression.pm: Add a defined() function, allow '_' in var names, fix bug introduced last time on truncating floats

addw: Mon 03 Feb 2003 13:00
TestExpr.pl: Add defined() test, '_' in var names & do the syntax error checks.

addw: Tue 04 Feb 2003 23:22
Expression.pm: Forgot to put the mandatory '1;' at the end of the module.

addw: Fri 07 Feb 2003 13:39
Expression.pm: Recognise forgotten != operator, change ordering to recognise things like != anyway.

addw: Fri 07 Feb 2003 13:42
TestExpr.pl: Perform tests on some operators that had been forgotten, print count of tests performed.

addw: Fri 07 Feb 2003 14:00
Expression.pm: Make logical AND and OR consistent with perl: && and ||, not & and |.
TestExpr.pl: Make logical AND and OR consistent with perl: && and ||, not & and |.

addw: Mon 24 Feb 2003 13:23
TestExpr.pl: Test aindex function
Expression.pm: New function: aindex

addw: Wed 26 Feb 2003 16:08
Expression.pm: Fix consistency error if VarSetFun were reset

addw: Fri 28 Feb 2003 14:21
TestExpr.pl: Improve tests

addw: Mon 24 Mar 2003 17:04
Expression.pm: Add POD

addw: Tue 25 Mar 2003 13:21
Makefile.PL:	Initial Create.

addw: Tue 25 Mar 2003 13:21
README:	Initial Create.

addw: Tue 25 Mar 2003 13:22
MANIFEST:	Initial Create.

addw: Tue 25 Mar 2003 13:22
Expression.pm: Update documentation

addw: Tue 25 Mar 2003 13:23
TestExpr.pl: Add copyright & print version number.
Renamed as test.pl


addw: Tue 25 Mar 2003 13:24
test.pl: Note change of name;

addw: Tue 25 Mar 2003 13:47
README: Allow for different version numbers between README and the module itself.
Rename as README.in.


addw: Tue 25 Mar 2003 13:56
MANIFEST: Add TODO

addw: Tue 25 Mar 2003 14:10
TODO:	Initial Create.

addw: Tue 25 Mar 2003 14:16
test.pl: Changed $Version to $VERSION

addw: Tue 25 Mar 2003 14:24
Expression.pm: If an operand to '.' is undef, treat as empty.

addw: Tue 25 Mar 2003 14:50
Expression.pm: Dummy change just to bumb the version number - packaging didn't quite work right.

addw: Tue 25 Mar 2003 14:56
BuildDistribution.sh:	Initial Create.

addw: Wed 26 Mar 2003 21:43
Expression.pm: Add auto init feature/option

addw: Wed 26 Mar 2003 21:49
Expression.pm: Document the last change - AutoInit

addw: Thu 27 Mar 2003 10:42
MANIFEST: Add a few more files
README.in: Add copyright release.
TODO: Add copyright release.

addw: Thu 08 Apr 2004 18:12
Expression.pm: Implement monadic +-~!, exponent op '**', floats of form 123E21 and abs function.
test.pl: Test implementation of monadic +-~!, exponent op '**', floats of form 123E21 and abs function.
	Option to print the tree after an error.

addw: Mon 05 Mar 2007 13:12
test.t: Move from test.pl to t/test.t
	Change to work with the current testing framework.
MANIFEST: Change where the test script lives
README.in: Talk about new location for test script

addw: Mon 05 Mar 2007 14:38
test.t: Be parsimonious on the use of POSIX, comment out a comment!
Credits:	Initial Create.
Credits: Add Alexandr Ciornii as a tester
Makefile.PL: Add LICENSE
Expression.pm: Be parsimonious on the use of POSIX.

addw: Tue 06 Mar 2007 08:34
Expression.pm: Just to increment version #

addw: Thu 03 Jan 2008 16:23
test.t: Add some extra tests for parsing numbers. Fix up how-to-run-me examples

addw: Thu 03 Jan 2008 16:23
Expression.pm: Fix RE that recognises floating point numbers

addw: Thu 03 Jan 2008 16:30
Credits: Add someone who found a prob with number parsing

addw: Wed 13 Feb 2008 09:50
test.t: Add test for rounding -ve numbers

addw: Wed 13 Feb 2008 10:07
test.t: Add test for rounds() - round() reverts to previously documented behaviour

addw: Wed 13 Feb 2008 10:08
Expression.pm: Add rounds() - sign sensitive round()

addw: Wed 13 Feb 2008 13:30
UseOfOptions.pl:	Initial Create.

addw: Wed 13 Feb 2008 13:31
test.t: A few extra comments

addw: Wed 13 Feb 2008 13:32
MANIFEST: Add Examples/UseOfOptions.pl

addw: Wed 13 Feb 2008 13:35
README.in: Note Examples directory

addw: Wed 13 Feb 2008 13:41
UseOfOptions.pl: Remove test option

addw: Wed 13 Feb 2008 13:54
BasicUse.pl:	Initial Create.

addw: Wed 13 Feb 2008 13:55
MANIFEST: Add Examples/BasicUse.pl

addw: Wed 13 Feb 2008 13:56
Expression.pm: Add option: ExtraFuncEval & a bit of documentation.
	Fix a problem where an undefined variable could result in the use on uninitialised strings.

addw: Wed 13 Feb 2008 13:57
BasicUse.pl: Remove test option

addw: Tue 04 Mar 2008 08:55
MANIFEST: Add t/options.t

addw: Tue 04 Mar 2008 09:00
UseOfOptions.pl: Show use of RoundNegatives

addw: Tue 04 Mar 2008 09:01
test.t: Remove test for rounds()

addw: Tue 04 Mar 2008 09:01
options.t:	Initial Create.

addw: Tue 04 Mar 2008 09:02
Expression.pm: Remove rounds(), replace with RoundNegatives options.
	Fix problems in SetOption

addw: Thu 21 Aug 2008 12:38
README.in: Add how to contribute and how to get new versions

addw: Wed 11 Mar 2015 17:41
Expression.pm: Fix small typeo in example

addw: Mon 23 Mar 2015 02:25
Expression.pm: Add method ParseToScalar
	Remove some redundant variables
	Add ';' - statement separator
	Some extra examples

addw: Tue 24 Mar 2015 00:29
Expression.pm: Introduce grouping with { }
	Test for functions known at compile time
	Change to the compile engine, no longer pushes a '(' at the start of the expression

addw: Wed 25 Mar 2015 11:55
Expression.pm: Add flow: if & while
	Rewrite parser
	Update description

addw: Wed 25 Mar 2015 12:06
Expression.pm: Use OO syntax more

addw: Wed 25 Mar 2015 14:06
Expression.pm: Implement ++ and --

addw: Wed 25 Mar 2015 14:15
Expression.pm: Change an example to use ++

addw: Wed 25 Mar 2015 14:36
Expression.pm: Tweak documentation

addw: Thu 26 Mar 2015 12:48
Expression.pm: Fix bug with nested flows
	Change varname: $nodep -> $newt
	Fix assignment so that multiple assignment works properly.

addw: Fri 27 Mar 2015 02:14
Expression.pm: Allow array indexes with []
	Code simplifications

addw: Fri 27 Mar 2015 02:48
Expression.pm: Fix error where a string comparison operator could match the start of a variable name

addw: Fri 27 Mar 2015 09:26
TODO: uptodate

addw: Fri 27 Mar 2015 10:19
Expression.pm: Implement string length restrictions (denial of service)
	Option EnablePrintf - also DoS problem

addw: Fri 27 Mar 2015 10:38
Expression.pm: Add a preset variable _TIME

addw: Fri 27 Mar 2015 10:39
Expression.pm: Fix example

addw: Fri 27 Mar 2015 13:11
Expression.pm: Renumber precedences to return to integers

addw: Fri 27 Mar 2015 14:14
MANIFEST: Add Examples/Strings.pl

addw: Fri 27 Mar 2015 15:20
README.in: Provide a better overview

addw: Fri 27 Mar 2015 15:46
Expression.pm: Update documentation.
	Want a new number so that I can have a better README on CPAN

addw: Fri 27 Mar 2015 15:57
README.in: Tweak again

addw: Fri 27 Mar 2015 18:50
Expression.pm: Fix bug so that +a[i] works

addw: Sat 28 Mar 2015 12:43
Expression.pm: Document StringMaxLength

addw: Sun 29 Mar 2015 22:18
Expression.pm: Variables named more restricted, either foo or $foo - which both refer to the same variable
	Add functions: push, pop, shift, unshift, strlen, count
	Allow -ve indicies on arrays
	Change precedence table to leave gaps

addw: Mon 30 Mar 2015 11:24
Expression.pm: Simplify: PrintError does the test for PrintErrFunc

addw: Mon 30 Mar 2015 12:02
Expression.pm: Add type to constants - there to distinguish strings from numbers

addw: Mon 30 Mar 2015 15:05
Expression.pm: Fix problem with assigning to -ve array indexes

addw: Mon 30 Mar 2015 18:29
Expression.pm: Fix bug where assigning empty array caused prob with ;

addw: Sat 11 Apr 2015 00:37
Expression.pm: Add recognition of some escape characters in double quoted strings

addw: Sun 12 Apr 2015 20:58
README.in: Extend author dates; mention string escapes

addw: Tue 05 May 2015 23:55
TODO: Add need for error flag

addw: Thu 21 Jul 2016 00:56
TODO: Bring up to date

addw: Thu 21 Jul 2016 01:02
README.in: Bring up to date

addw: Thu 21 Jul 2016 01:06
Expression.pm: Fix: empty list '()' works, functions with no arguments
	User defined functions
	Unicode escapes in strings
	Small change in output format of PrintTree()
	Update documentation

addw: Thu 21 Jul 2016 12:48
Expression.pm: A simpler/better way of managing a () in input. More comments
