[#nlohmann-basic_json-0c-dump]
= xref:nlohmann.adoc[nlohmann]::xref:nlohmann/basic_json-0c.adoc[basic_json]::dump
:relfileprefix: ../../
:mrdocs:

serialization

== Synopsis

Declared in `<nlohmann/json.hpp>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:nlohmann/basic_json-0c/string_t.adoc[string_t]
dump(
    int const indent = ‐1,
    char const indent_char = ' ',
    bool const ensure_ascii = false,
    xref:nlohmann/basic_json-0c/error_handler_t.adoc[error_handler_t] const error_handler = error_handler_t::strict) const;
----

== Return Value

string containing the serialization of the JSON value

== Parameters

[cols="1,4"]
|===
| Name| Description
| *indent*
| if nonnegative, pretty‐print with this number of indentation spaces per level; if negative (the default), the most compact representation is produced
| *indent_char*
| character used for indentation if _indent_ is nonnegative
| *ensure_ascii*
| if `true`, all non‐ASCII characters in the output are escaped with `uXXXX` sequences
| *error_handler*
| how to handle invalid UTF‐8 sequences encountered while serializing
|===


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