538fbcd2e8
Additional regexp handling for UTF-8 strings
2015-02-15 00:01:01 +00:00
dc137c293a
Method for reversing the case of a string, for use in comparisons where lower-case/upper-case is reversed
2015-01-18 12:31:18 +00:00
c089cfd53f
Modify numeric comparisons in calculation engine to make allowance for floating point imprecision
2015-01-17 22:51:48 +00:00
9daca467d6
Minor modifications to cyclic reference count logic in calculation engine
2014-12-05 23:59:41 +00:00
0296daa75c
General: Set default Cyclic Reference behaviour to 1 to eliminate exception when using a single cyclic iteration in formulae
2014-12-03 08:05:25 +00:00
37b4d18d45
Minor fixes to cyclic references in formulae
2014-09-13 16:12:45 +01:00
280620a753
Implement Excel VALUE() function, locale-warts and all
2014-08-30 00:12:31 +01:00
87be8d3d8e
Bugfix to ensure that current cell is maintained when executing formula calculations
2014-07-15 23:33:06 +01:00
0042e47c0b
GH-347 Using $this in static context in Calculation engine
2014-03-28 23:59:38 +00:00
220da7485e
Bugfix: Work item CP20703 - Calculation engine incorrectly evaluates empty cells as #VALUE
2014-02-09 16:08:17 +00:00
992aee683a
Update to copyright year in file headers
2013-12-31 18:36:33 +00:00
b9907446a3
Update Calculation.php
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PHPExcel Fatal error: Call to a member function cellExists() line: 3327
2013-12-04 22:46:55 -04:30
f2e24ecdd4
Comparison operators on strings are usually case insensitive
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Excel, Gnumeric and Google Spreadsheet are case insensitive, so the
default behavior of PHPExcel is modified accordingly.
However OpenOffice is case sensitive and is also supported via the
compatibility mode of PHPExcel.
Fixes #31
2013-11-21 16:04:59 +09:00
9c6287a323
Bugfix: (IndrekHaav) Work Item GH-212 - Fix for formulae that reference a sheet whose name begins with a digit:
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these were erroneously identified as numeric values, causing the parser to throw an undefined variable error.
2013-11-18 14:20:37 +00:00
333c811c5e
Minor performance tweaks to calculation engine
2013-06-16 16:24:34 +01:00
dfc74f8b95
Feature: (amerov) - Implementation of the Excel HLOOKUP() function
2013-06-14 23:57:50 +01:00
9f575aff68
Manual PR merge to remove redundant brackets after throw in 2 files, courtesy of kachkaev
2013-05-15 18:02:24 +01:00
6a4be7da3c
Update to copyright year in file headers, and minor documentation updates
2013-05-14 12:20:28 +01:00
216ef82a14
Yet more docblock fixes
2013-04-30 12:45:13 +01:00
9ecce7f009
Minor performance tweak
2013-04-29 00:06:06 +01:00
d4e7026c95
docblocks
2013-04-27 23:36:39 +01:00
8debf76a8a
Minor performance tweaks
2013-04-26 12:44:47 +01:00
be5551d29e
Refactor the cyclic reference stack as an object so that we can inject it into the logger constructor rather than having to pass it at every call
2013-02-16 10:59:19 +00:00
3886c47ebe
Refactoring of calculation engine using the multiton pattern to eliminate caching issues when working with multiple workbooks
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Refactoring of calculation engine for improved performance and memory usage
Refactoring of cell object to eliminate data duplication and reduce memory
2013-02-15 15:42:06 +00:00
b589fab56b
Selective calculation cache clearance and adjustment for unsetting or renaming worksheets
2013-02-12 12:44:31 +00:00
f05f66fa82
Eliminate some code duplication
2013-02-11 14:11:36 +00:00
abb076a817
Use direct reference to workbook in Calc Engine rather than cell's parent's parent
2013-02-05 09:52:28 +00:00
1e1a6ac361
Convert singleton calculation engine to multiton
2013-02-04 17:26:27 +00:00
242f69bb29
Performance tweaks
2013-02-01 13:29:13 +00:00
3c3e910d74
Performance tweaks and modification to style checking for hh:mm or mm:ss time formats to differentiate correctly from mm months
2013-02-01 12:45:21 +00:00
9a085abd7d
Minor memory and performance improvements
2013-01-31 12:13:31 +00:00
092fc7b5f7
General: (dbonsch) Work item GH-78 - Restructuring of PHPExcel Exceptions
2013-01-15 21:42:28 +00:00
979aa760c0
Only load list of locale files for calculation engine if setLocale() is explicitly called
2012-12-24 15:32:17 +00:00
7b8533a504
Minor bugfix to calculation engine formula validation (unbalanced braces)
2012-10-13 22:07:36 +01:00
3f981d84d4
Move calculator token stack class into its own file
2012-10-07 11:31:08 +01:00
fb6ad92fd4
Minor bugfixes
2012-09-16 23:28:03 +01:00
6fcec48233
Enable DAVERAGE() Excel function
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git-svn-id: https://phpexcel.svn.codeplex.com/svn/trunk@88401 2327b42d-5241-43d6-9e2a-de5ac946f064
2012-03-25 22:23:30 +00:00
891981928d
Doc Block changes
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git-svn-id: https://phpexcel.svn.codeplex.com/svn/trunk@87638 2327b42d-5241-43d6-9e2a-de5ac946f064
2012-03-11 17:58:38 +00:00
22404188a0
Work Item 17516 - Issue #1 fix bad cut-and-paste
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git-svn-id: https://phpexcel.svn.codeplex.com/svn/trunk@87244 2327b42d-5241-43d6-9e2a-de5ac946f064
2012-03-03 20:22:13 +00:00
b18939b29d
Minor fixes for strict standards
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git-svn-id: https://phpexcel.svn.codeplex.com/svn/trunk@86471 2327b42d-5241-43d6-9e2a-de5ac946f064
2012-02-14 13:48:09 +00:00
b41407743e
Whoopsee... managed to introduce a bug when changing is_null() to === NULL for performance reasons, and reversed the logic of the test..... this is the fix
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git-svn-id: https://phpexcel.svn.codeplex.com/svn/trunk@86204 2327b42d-5241-43d6-9e2a-de5ac946f064
2012-02-08 22:33:31 +00:00
9c2ceed08d
Minor performance tweaks
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git-svn-id: https://phpexcel.svn.codeplex.com/svn/trunk@85743 2327b42d-5241-43d6-9e2a-de5ac946f064
2012-01-25 23:07:22 +00:00
2cce9b754d
Minor performance tweaks and adjustments to Excel functions to handle a few envelope test cases
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git-svn-id: https://phpexcel.svn.codeplex.com/svn/trunk@85742 2327b42d-5241-43d6-9e2a-de5ac946f064
2012-01-25 22:07:35 +00:00
21cce674c8
Fix to inappropriate replacement of count() with empty().... there may be others I've not spotted yet.
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Improved debuglog in calculation engine.
git-svn-id: https://phpexcel.svn.codeplex.com/svn/trunk@85403 2327b42d-5241-43d6-9e2a-de5ac946f064
2012-01-17 21:57:06 +00:00
68a0930f67
Bugfix: Work item 16960 - Previous calculation engine error conditions trigger cyclic reference errors
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git-svn-id: https://phpexcel.svn.codeplex.com/svn/trunk@83263 2327b42d-5241-43d6-9e2a-de5ac946f064
2011-11-25 14:37:47 +00:00
f2076cde3f
Bugfix: Work item 16956 - External links in Excel2010 files cause Fatal error
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git-svn-id: https://phpexcel.svn.codeplex.com/svn/trunk@83261 2327b42d-5241-43d6-9e2a-de5ac946f064
2011-11-25 13:34:08 +00:00
c7f99d0d98
Bugfix: Work item 15707 - ini_set() call in Calculation class destructor
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git-svn-id: https://phpexcel.svn.codeplex.com/svn/trunk@72060 2327b42d-5241-43d6-9e2a-de5ac946f064
2011-04-19 21:40:35 +00:00
70f773f0ca
Bugfix: Support for Excel functions whose return can be used as either a value or as a cell reference depending on its context within a formula
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git-svn-id: https://phpexcel.svn.codeplex.com/svn/trunk@71420 2327b42d-5241-43d6-9e2a-de5ac946f064
2011-04-05 21:57:59 +00:00
f08f16c8ca
General: Work item 15461 - Locale file paths not fit for windows
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git-svn-id: https://phpexcel.svn.codeplex.com/svn/trunk@69731 2327b42d-5241-43d6-9e2a-de5ac946f064
2011-03-04 14:22:08 +00:00
cfaa5209f7
General: Work item 15405 - Two easy to fix Issues concerning PHPExcel_Token_Stack (l10n/UC)
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git-svn-id: https://phpexcel.svn.codeplex.com/svn/trunk@69508 2327b42d-5241-43d6-9e2a-de5ac946f064
2011-02-28 00:32:55 +00:00
MarkBaker