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Änderungen https Andy Müller rückgängig gemacht

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aschwarz
2023-04-26 14:01:34 +02:00
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PHPExcel/Documentation/markdown/Overview/09-Calculation-Engine.md
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@ -37,16 +37,16 @@ There are some known limitations to the PHPExcel calculation engine. Most of the
In Excel '+' wins over '&', just like '*' wins over '+' in ordinary algebra. The former rule is not what one finds using the calculation engine shipped with PHPExcel.
Reference for operator precedence in Excel: [http://support.microsoft.com/kb/25189][18]
Reference for operator precedence in Excel: [https://support.microsoft.com/kb/25189][18]
Reference for operator precedence in PHP: [http://www.php.net/operators][19]
Reference for operator precedence in PHP: [https://www.php.net/operators][19]
#### Formulas involving numbers and text
Formulas involving numbers and text may produce unexpected results or even unreadable file contents. For example, the formula '=3+"Hello "' is expected to produce an error in Excel (#VALUE!). Due to the fact that PHP converts “Hello” to a numeric value (zero), the result of this formula is evaluated as 3 instead of evaluating as an error. This also causes the Excel document being generated as containing unreadable content.
Reference for this behaviour in PHP: [http://be.php.net/manual/en/language.types.string.php#language.types.string.conversion][20]
Reference for this behaviour in PHP: [https://be.php.net/manual/en/language.types.string.php#language.types.string.conversion][20]
[18]: http://support.microsoft.com/kb/25189
[19]: http://www.php.net/operators
[20]: http://be.php.net/manual/en/language.types.string.php#language.types.string.conversion
[18]: https://support.microsoft.com/kb/25189
[19]: https://www.php.net/operators
[20]: https://be.php.net/manual/en/language.types.string.php#language.types.string.conversion