serialize to stream

Synopsis

Declared in <nlohmann/json.hpp>

std::ostream&
operator<<(
    std::ostream& o,
    basic_json<> const& j);
Note

This function is a hidden friend of basic_json<>, declared only inside that class: it can be found only through argument-dependent lookup.

Return Value

the stream o

Parameters

Name

Description

o

stream to serialize to

j

JSON value to serialize

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