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FM.VariableAdd
Adds a value to a given variable atomically.
| Component | Version | macOS | Windows | Linux | Server | FileMaker iOS SDK |
| FM Variables | 8.3 | Yes | Yes | Yes | Yes | Yes |
MBS( "FM.VariableAdd"; Name; Value ) More
Parameters
| Parameter | Description | Example |
|---|---|---|
| Name | the name of the variable | "test" |
| Value | the value to add to the variable | 5 |
Result
Returns new value or error.
Description
Adds a value to a given variable atomically.Internally does similar to FM.VariableGet to read value, then adds given parameter and stores like FM.VariableSet, all in one operation, so no other script or calculation can get between.
Creates variable, if it's not existing yet.
Examples
Sets $ID and counts up with each call:
Set Variable [ $ID ; Value: MBS( "FM.VariableAdd"; "ID"; 1 ) ]
See also
Blog Entries
Release notes
- Version 8.3
- Added FM.VariableAdd function.
Created 8th June 2018, last changed 13th January 2020
FM.UpdateRecords3 - FM.VariableAppend
Feedback: Report problem or ask question.
Links
MBS FileMaker blog
