method
dump
dump()
public
Produces a version of str with all non-printing characters replaced by nnn notation and all special characters escaped.
"hello \n ''".dump #=> "\"hello \\n ''\""
dump()
public
Produces a version of str with all non-printing characters replaced by nnn notation and all special characters escaped.
"hello \n ''".dump #=> "\"hello \\n ''\""