fix: assure compatibility with bash 4.0 and 4.1

closes #2
2016-05-25 21:45:28 +02:00 · 2016-05-25 21:45:28 +02:00 · fe3697eaaa
parent 73c4e37107
commit fe3697eaaa
1 changed files with 1 additions and 1 deletions
--- a/ovh-api-bash-client.sh
+++ b/ovh-api-bash-client.sh
@ -203,7 +203,7 @@ getJSONFieldString()
    JSON="$1"
    FIELD="$2"
    RESULT=$(echo $JSON | $CURRENT_PATH/$LIBS/JSON.sh | grep "\[\"$FIELD\"\]" | sed -r "s/\[\"$FIELD\"\]\s+(.*)/\1/")
-    echo ${RESULT:1:-1}
+    echo ${RESULT:1:${#RESULT}-2}
 }

 main()