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SM-SCOPE(1) General Commands Manual SM-SCOPE(1)
NNAAMMEE
SSmm--ssccooppee - scope of the spacing macro
DDEESSCCRRIIPPTTIIOONN
Using an abbreviated example from the ksh(1) manual.
Modifiers can be applied to the ${_n_a_m_e} form of parameter substitution:
${_n_a_m_e:-_w_o_r_d}
If _n_a_m_e is set and not NULL, it is substituted; otherwise, _w_o_r_d
is substituted.
In the above modifiers, the `:' can be omitted, ...
OpenBSD January 2, 2010 OpenBSD
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