:sig
String var_dump(StringMap t, String prefix = "", String postfix = "\n")
String var_dump(StringList t, String prefix = "", String postfix = "\n")
String var_dump(DValue t, String prefix = "", String postfix = "\n")

:params
t : object to be dumped into a string
return value : string containing a human-friendly representation of 't'

:see
>types
0_DValue
0_StringMap
json_encode
print

:content
Returns a string representation of `t` intended for debugging.

:example
print("var_dump example\n");