Parsing SemVer with Bash

example--parse-semver-with-bash.sh

#!/usr/bin/env bash

VERSION="$1"
VERSION="${VERSION#[vV]}"
VERSION_MAJOR="${VERSION%%\.*}"
VERSION_MINOR="${VERSION#*.}"
VERSION_MINOR="${VERSION_MINOR%.*}"
VERSION_PATCH="${VERSION##*.}"

echo "Version: ${VERSION}"
echo "Version [major]: ${VERSION_MAJOR}"
echo "Version [minor]: ${VERSION_MINOR}"
echo "Version [patch]: ${VERSION_PATCH}"

use can use also `` :

major=$(echo $VERSION | cut -f1 -d".");
minor=$(echo $VERSION | cut -f2 -d".");
patch=$(echo $VERSION | cut -f3 -d".");
major_and_minor=$(echo $VERSION | cut -f1,2 -d".");