On Tue, Feb 26, 2008 at 04:33:30PM -0600, Les Mikesell alleged: > Does anyone have a quick reference to the order of operations as the > shell parses a command line (variable parsing,i/o redirection, wildcard > and variable expansion, splitting on IFS, quote removal, command > substitution etc.)? That's really the first thing you need to know > about the shell and if there is a simple description it must be buried > in the middle of some obscure manual.
This is from the "EXPANSION" section of the bash manpage:
The order of expansions is: brace expansion, tilde expansion,
parameter, variable and arithmetic
expansion and command substitution (done in a left-to-right fashion),
word splitting, and pathname
expansion.
--
Garrick Staples, GNU/Linux HPCC SysAdmin
University of Southern California
Please avoid sending me Word or PowerPoint attachments.
See http://www.gnu.org/philosophy/no-word-attachments.html
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