Programmer's WorkBench (pwb.hlp) (Table of Contents; Topic list)
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Backtab Function
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     Backtab («backtab»)
 
     Moves the cursor to the previous tab stop on the line.
 
     Returns
 
     True:  Cursor moved.
     False: Cursor is at left margin.
 
     Update
 
     PWB 2.0 supports variable tab stops. PWB 1.x supports only
     fixed-width tab stops.
 
     See
 
     Tab, Tabstops
     ◄Cursor Movement Commands►
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