VarGET < TWiki

#VarGET
---+++ GET{"name"} -- get a variable
   * Get the value of a named variable, previously set with =%<nop>SET{}%=. %IF{"'%INCLUDINGTOPIC%'!='SetGetPlugin'" then="The =%<nop>SET{}<nop>%= and =%<nop>GET{}<nop>%= variables are handled by the SetGetPlugin." }%
   * Syntax: =%<nop>GET{ "name" default="..." }%=
   * Parameters:
     | *Parameter* | *Description* | *Default* |
     | ="name"= | Name of variable. | (required) |
     | =format="..."= | Format with supported variables: %BB% =$name= for variable name %BB% =$value= for variable value %BB% =$isdefined= expanding to =1= or =0= depending if variable is defined or not %BB% =$isset= expanding to =1= or =0= depending if variable is logically true or false %BB% =$ispersistent= expanding to =1= or =0= depending if variable is persistent or not %BB% all %SYSTEMWEB%.FormatTokens such as =$dollar=, =$n=, =$percnt=. | ="$value"= |
     | =default="..."= | Text shown if variable is not defined, e.g. not found. This parameter overrides the format parameter. | =""= (empty string) |
   * Example: =%<nop>GET{"lunch"}%= returns =Sushi= if the following has been previously set:%BR% =%<nop>SET{ "lunch" value="Sushi" }%= %IF{"'%INCLUDINGTOPIC%'!='SetGetPlugin'" then=" - [[SetGetPlugin#SetGetExamples][see more examples]]" }%
   * Category: ApplicationsAndComponentsVariables, DevelopmentVariables
   * Related: [[%IF{"'%INCLUDINGTOPIC%'='TWikiVariables'" then="#"}%VarIF][IF]], [[%IF{"'%INCLUDINGTOPIC%'='TWikiVariables' OR '%INCLUDINGTOPIC%'='SetGetPlugin'" then="#"}%VarSET][SET]], [[%IF{"'%INCLUDINGTOPIC%'='TWikiVariables' OR '%INCLUDINGTOPIC%'='SetGetPlugin'" then="#"}%VarSETGETDUMP][SETGETDUMP]], %IF{"'%INCLUDINGTOPIC%'!='SetGetPlugin'" then="SetGetPlugin, "}%SpreadSheetPlugin#FuncGET

This topic: TWiki > WebHome > TWikiVariables > VarGET
Topic revision: r4 - 2012-11-13 - TWikiContributor

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