regex to treat file reading

regex-file.js

// [1]: ^#.+                     => regex para remover comentarios
// [2]: ^\s*$ ou (\n|\s)$        => regex para remover linhas em branco
// [3]: (.+[a-z]|\n)$            => regex para verificar chave sem igual (=)

// file.cfg
// [1]
#######################################################################################
##                                   Anonymous                                       ##       
#######################################################################################
account.1.anonymous_call.server_base_only =
// [2]
account.1.send_anonymous_rejection_code //[3] = $1= (repeat key and apend =)