Mysql drop multiple database

drop_db_multiple

#!/bin/bash

MUSER='root' # db username
MPASS='root' # db password

# db array to be deleted
declare -a DROP_DBS=(knowpath mydb xhprof )

# loop dbs and delete db
DBS=`(mysql -u$MUSER -p$MPASS -Bse 'SHOW DATABASES')`
for db in $DBS; do
    for db_del in ${DROP_DBS[@]}; do
        if [ "$db" = "$db_del" ]; then
            echo "Deleting db $db_del"
            mysql -u$MUSER -p$MPASS -Bse "DROP DATABASE $db_del"
        fi  
    done
done