PROBE::JSON_DATA

Section: JSON Tapset (3stap)
Updated: October 2025
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NAME

probe::json_data - Fires whenever JSON data is wanted by a reader.

SYNOPSIS

json_data

VALUES

None

CONTEXT

This probe fires when the JSON data is about to be read. This probe must gather up data and then call the following macros to output the data in JSON format. First, @json_output_data_start must be called. That call is followed by one or more of the following (one call for each data item): @json_output_string_value, @json_output_numeric_value, @json_output_array_string_value, and @json_output_array_numeric_value. Finally @json_output_data_end must be called.