Ensuring that output is always two digits at least

Show "04" instead of just "4".
2017-10-24 07:52:25 +02:00
parent 86a87a33b5
commit 629b8522e5
2 changed files with 8 additions and 8 deletions
--- a/plugins/available/battery.plugin.bash
+++ b/plugins/available/battery.plugin.bash
@@ -74,7 +74,7 @@ battery_percentage(){
    COMMAND_OUTPUT="no"
  fi

-  echo ${COMMAND_OUTPUT:--1}
+  printf "%02d" "${COMMAND_OUTPUT:--1}"
 }

 battery_charge(){