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Text File  |  2003-04-15  |  98b  |  11 lines
  1. #
  2. # Example 1-5
  3. # Nested commands.
  4. #
  5.  
  6. set x 7
  7. set len [expr [string length foobar] + $x]
  8. #=> 13
  9.  
  10.  
  11.