woodroots

“var_dump” method can’t show results in functions.php. If You can use original method “var_dump_ex”,the results shows in your dashboard after “Show var_dump” plugin install.

Show var_dump

Results of "var_dump" shows in your dashboard after "Show var_dump" plugin install.

borantula

A plugin to include var-dump package to use dump function while developing or debugging. It works with PHP 5.5.9+.
After installing the plugin, if you have the sufficient PHP version you can start using dump() function.
Original var-dump package used in this plugin: https://github.com/symfony/var-dumper

VarDumper

A plugin to include var-dump package to use dump() function while developing or debugging.

Show var_dump vs VarDumper