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informatica:linux:script [2020/09/14 18:57] – joseinformatica:linux:script [2020/11/06 19:53] – [SED] jose
Line 388: Line 388:
  
 ====== SED ====== ====== SED ======
 +No es sed, pero para reemplazar dentro de una variable
 +  var="hola que tal"
 +  echo $var
 +    hola que tal
 +Solo cambia el primero:
 +  echo ${var/ /%20}
 +    hola%20que tal
 +Los cambia todos:
 +  echo ${var// /%20}
 +    hola%20que%20tal
 +
 ===== Mostrar un parámetro ===== ===== Mostrar un parámetro =====
   echo "param1=hola param2=que param3=tal" | sed -e 's/^.*param1=\([^ ]*\).*$/\1/'   echo "param1=hola param2=que param3=tal" | sed -e 's/^.*param1=\([^ ]*\).*$/\1/'
informatica/linux/script.txt · Last modified: 2024/04/19 07:00 by jose