/Shell/Bash/Substring if statement variable shell script

Substring if statement variable shell script

Bash substring test

#!/bin/bash

STR='GNU/Linux is an operating system'
SUB='Linux'
if [[ "$STR" == *"$SUB"* ]]; then
  echo "It's there."
fi

4

Source: linuxize.com

Substring if statement variable shell script

if echo "$string" | grep 'foo'; then
  echo "It's there!"
fi

0

Source: stackoverflow.com

Bash substring test

#!/bin/bash

STR='GNU/Linux is an operating system'
SUB='Linux'

case $STR in

  *"$SUB"*)
    echo -n "It's there."
    ;;
esac

0

Source: linuxize.com

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