All pastes #250640 Raw Edit

Miscellany

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#250640 ·published 2006-11-17 04:01 UTC
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german@Debian:~$ if [ -z $var ]; then echo variable es nula; else echo no es nula; fi
variable es nula
german@Debian:~$ var="quito"
german@Debian:~$ if [ -z $var ]; then echo variable es nula; else echo no es nula; fi
no es nula
german@Debian:~$