php-symfony-var-dumper 2.7.1+dfsg-1 (arm64 binary) in ubuntu xenial

 The Symfony VarDumper Component provides mechanisms to walk through
 any arbitrary PHP variable. Build on top of those, it features a dump()
 function as an improved alternative to the php build-in var_dump().
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 Symfony is a PHP framework, a set of tools and a development methodology.