Initial commit

snippets/tolower.sh

@@ -0,0 +1,60 @@
+#!/usr/bin/env bash
+
+string="Hallo Welt!"
+
+echo ""
+echo "string: $string"
+echo ""
+
+
+# - Bash 4
+# -
+echo "______"
+echo "Bash 4"
+echo "   \${string,,}"
+echo ""
+echo "string: ${string,,}"
+echo ""
+
+
+# - tr
+# -
+echo "______"
+echo "tr"
+echo "   echo \"\$string\" | tr '[:upper:]' '[:lower:]'"
+echo ""
+echo "string: $(echo "$string" | tr '[:upper:]' '[:lower:]')"
+echo ""
+
+
+# - awk
+# -
+echo "______"
+echo "awk"
+echo "   echo \"\$string\" | awk '{print tolower(\$0)}'"
+echo ""
+echo "string: $(echo "$string" | awk '{print tolower($0)}')"
+echo ""
+
+
+# - sed
+# -
+echo "______"
+echo "sed"
+echo "   echo \"\$string\" | sed -e 's/\(.*\)/\L\1/'"
+echo ""
+echo "   sed -e 's/\(.*\)/\L\1/' <<< \"\$string\""
+echo ""
+echo "string: $(echo "$string" | sed -e 's/\(.*\)/\L\1/')"
+echo "string: $(sed -e 's/\(.*\)/\L\1/' <<< "$string")"
+echo ""
+
+
+# - Perl
+# -
+echo "______"
+echo "Perl"
+echo "   echo \"\$string\" | perl -ne 'print lc'"
+echo ""
+echo "string: $(echo "$string" | perl -ne 'print lc')"
+echo ""