Sorry, this entry is only available in Japanese.
I introduce the way to convert number to word
Warning: Parameter 2 to qtranxf_postsFilter() expected to be a reference, value given in /home/and-beyond/www/main/wp-includes/class-wp-hook.php on line 286
The code executes different method according to the environment, in Rails. In this way, you can show message only in development environment.
In Ruby, we can use
&&. And also
|| we can use. I researched about their difference.