Settings of formulas and calculation.
Property Getters/Setters Summary |
function | getCalculateOnOpen() | |
function
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Indicates whether the application is required to perform a full calculation when the workbook is opened.
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function | getCalculateOnSave() | |
function
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Indicates whether recalculate the workbook before saving the document, when in manual calculation mode.
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function | getCalculationId() | |
function
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Specifies the version of the calculation engine used to calculate values in the workbook.
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function | getCalculationMode() | |
function
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Gets or sets the mode for workbook calculation in ms excel.
The value of the property is CalcModeType integer constant. |
function | getEnableCalculationChain() | |
function
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Whether enable calculation chain for formulas. Default is false.
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function | getEnableIterativeCalculation() | |
function
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Indicates whether enable iterative calculation to resolve circular references.
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function | getForceFullCalculation() | |
function
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Indicates whether calculates all formulas every time when a calculation is triggered.
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function | getMaxChange() | |
function
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The maximum change to resolve a circular reference.
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function | getMaxIteration() | |
function
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The maximum iterations to resolve a circular reference.
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function | getPrecisionAsDisplayed() | |
function
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Whether the precision of calculated result be set as they are displayed while calculating formulas
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function | getPreservePaddingSpaces() | |
function
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Indicates whether preserve those spaces and line breaks that are padded between formula tokens
while getting and setting formulas.
Default value is false.
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Property Getters/Setters Detail
getCalculateOnOpen/setCalculateOnOpen : boolean
function getCalculateOnOpen() / function setCalculateOnOpen(value)
Indicates whether the application is required to perform a full calculation when the workbook is opened.
This property is only for saving the settings to resultant spreadsheet file
so that other applications(such as ms excel) may act accordingly when loading the resultant file.
For performance consideration for most users' applications, we do not calculate any formula in the workbook automatically,
no matter what value has been set for this property.
getCalculateOnSave/setCalculateOnSave : boolean
function getCalculateOnSave() / function setCalculateOnSave(value)
Indicates whether recalculate the workbook before saving the document, when in manual calculation mode.
This property is only for saving the settings to resultant spreadsheet file
so that other applications(such as ms excel) may act accordingly when loading and manipulating the resultant file.
For performance consideration for most users' applications, we do not calculate any formula in the workbook automatically,
no matter what value has been set for this property.
getForceFullCalculation/setForceFullCalculation : boolean
function getForceFullCalculation() / function setForceFullCalculation(value)
Indicates whether calculates all formulas every time when a calculation is triggered.
This property is only for saving the settings to resultant spreadsheet file
so that other applications(such as ms excel) may act accordingly when loading and manipulating the resultant file.
For performance consideration for most users' applications, we do not calculate any formula in the workbook automatically,
no matter what value has been set for this property.
getCalculationId/setCalculationId : String
function getCalculationId() / function setCalculationId(value)
Specifies the version of the calculation engine used to calculate values in the workbook.
This property is only for saving the settings to resultant spreadsheet file
so that other applications(such as ms excel) may act accordingly when loading and manipulating the resultant file.
In the case of ms excel, if the value of this property is less than the recalculation engine identifier associated
with the application that opens the resultant file, the application will recalculate the results of all formulas
on this workbook immediately after loading the file.
For performance consideration for most users' applications, we do not calculate any formula on the workbook automatically,
no matter what value has been set for this property.
getEnableCalculationChain/setEnableCalculationChain : boolean
function getEnableCalculationChain() / function setEnableCalculationChain(value)
Whether enable calculation chain for formulas. Default is false.
When there are lots of formulas in the workbook and user needs to calculate them repeatedly
with modifying only a small part of them, it may be helpful for performance to enable the calculation chain.
On the other hand, if the chain is enabled, maintaining the model of chain requires extra memory,
and it also requires a bit more cpu time for some other operations such as changing cell's value or formulas.
After changing this property from false to true, the calculation chain will be analyzed and built
at the time of first calculation for the workbook, so the required time for the first calculation
may be more than normal calculation without chain.
getPreservePaddingSpaces/setPreservePaddingSpaces : boolean
function getPreservePaddingSpaces() / function setPreservePaddingSpaces(value)
Indicates whether preserve those spaces and line breaks that are padded between formula tokens
while getting and setting formulas.
Default value is false.
Generally those spaces and line breaks are jsut for visual purpose,
Preserving them or not does not affect the calculated result.
For performance consideration, if there is no special requirement,
it is better not to preserve them while processing formulas.