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Date: Mon, 1 Sep 2008 23:10:13 +0300
From: Michael Shigorin <mike@osdn.org.ua>
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On Sun, Aug 31, 2008 at 10:21:19PM +0400, Yuri Bushmelev wrote:
> > Как удалить пробелы в начале строки?
> > Нужно для скрипта в bashe

Бишь #!/bin/bash в начале.

> > Допустим
> > t="    123   123    "
> > а в результате получилось бы
> > "123   123    "
> 
> a="   123  "; b=${a##+( )}; echo "'$b'"
> '123  '
> 
> Будет работать в bash. Для других шеллов не обещаю..

Причём если включить extglob:

shopt -s extglob

См. pathname expansion в bash(1).

-- 
 ---- WBR, Michael Shigorin <mike@altlinux.ru>
  ------ Linux.Kiev http://www.linux.kiev.ua/