variable in Fitnesse
!define name {value}
!define name (value)
!define name [value]
${name}
If you define the variable in the root page, they will be availble globally.
Example:
#!***> Classpath
!path ${java.class.path}
!define TEST_SYSTEM {slim}
!define COLLAPSE_SETUP {true}
!define COLLAPSE_TEARDOWN {true}
#*!