JW_BOOL_KV

Documentation

API Reference

JW_BOOL_KV

Description

Write a key and boolean value into a JSON object.

Parameters

Name	Direction	Description
`j`	in,out	The target string to append to.
`k`	in	Key name.
`b`	in	Boolean value.

Usage example (from documentation)

  JW_BOOL_KV(json, "is_active", user.active);

Success

Appends a key-value boolean pair

Failure

Does not return on failure

Usage example (Cross-references)

Usage examples (Cross-references)

In Write.Nested.c:241:

    
        JW_OBJ(json, {
            JW_BOOL_KV(json, "status", response.status);
            JW_STR_KV(json, "message", response.message);
            JW_OBJ_KV(json, "data", {

In Write.Nested.c:262:

                            JW_STR_KV(json, "nearest_neighbor_function_name", s->function_name);
                            JW_STR_KV(json, "nearest_neighbor_sha_256_hash", s->sha256);
                            JW_BOOL_KV(json, "nearest_neighbor_debug", s->debug);
                            JW_STR_KV(json, "nearest_neighbor_function_name_mangled", s->function_mangled_name);
                        });

In Write.Nested.c:459:

                        JW_INT_KV(json, "value", 42);
                    });
                    JW_BOOL_KV(json, "flag", true);
                });
                JW_STR_KV(json, "name", test_name);

In Write.EdgeCases.c:218:

            JW_INT_KV(json, "int_zero", int_zero);
            JW_FLT_KV(json, "float_zero", float_zero);
            JW_BOOL_KV(json, "bool_false", bool_false);
        });

In Write.EdgeCases.c:460:

        // Single boolean
        bool single_bool = true;
        JW_OBJ(json3, { JW_BOOL_KV(json3, "flag", single_bool); });
    
        // Single float

In Write.Simple.c:164:

    
        JW_OBJ(json, {
            JW_BOOL_KV(json, "enabled", enabled);
            JW_BOOL_KV(json, "visible", visible);
        });

In Write.Simple.c:165:

        JW_OBJ(json, {
            JW_BOOL_KV(json, "enabled", enabled);
            JW_BOOL_KV(json, "visible", visible);
        });

In Write.Simple.c:190:

            JW_STR_KV(json, "name", person.name);
            JW_INT_KV(json, "age", person.age);
            JW_BOOL_KV(json, "is_active", person.is_active);
            JW_FLT_KV(json, "salary", person.salary);
        });

In Write.Simple.c:214:

    
        JW_OBJ(json, {
            JW_BOOL_KV(json, "debug_mode", config.debug_mode);
            JW_INT_KV(json, "timeout", config.timeout);
            JW_STR_KV(json, "log_level", config.log_level);

In Write.Simple.c:282:

                JW_STR_KV(json, "email", data.user.email);
            });
            JW_BOOL_KV(json, "active", data.active);
        });

In RoundTrip.c:103:

            JW_INT_KV(json, "count", original.count);
            JW_FLT_KV(json, "temperature", original.temperature);
            JW_BOOL_KV(json, "enabled", original.enabled);
            JW_STR_KV(json, "message", original.message);
        });

In RoundTrip.c:243:

        Str json = StrInit();
        JW_OBJ(json, {
            JW_BOOL_KV(json, "flag1", original.flag1);
            JW_BOOL_KV(json, "flag2", original.flag2);
            JW_BOOL_KV(json, "flag3", original.flag3);

In RoundTrip.c:244:

        JW_OBJ(json, {
            JW_BOOL_KV(json, "flag1", original.flag1);
            JW_BOOL_KV(json, "flag2", original.flag2);
            JW_BOOL_KV(json, "flag3", original.flag3);
            JW_BOOL_KV(json, "flag4", original.flag4);

In RoundTrip.c:245:

            JW_BOOL_KV(json, "flag1", original.flag1);
            JW_BOOL_KV(json, "flag2", original.flag2);
            JW_BOOL_KV(json, "flag3", original.flag3);
            JW_BOOL_KV(json, "flag4", original.flag4);
        });

In RoundTrip.c:246:

            JW_BOOL_KV(json, "flag2", original.flag2);
            JW_BOOL_KV(json, "flag3", original.flag3);
            JW_BOOL_KV(json, "flag4", original.flag4);
        });

In RoundTrip.c:464:

                JW_STR_KV(json, "name", original_person.name);
                JW_INT_KV(json, "age", original_person.age);
                JW_BOOL_KV(json, "is_active", original_person.is_active);
                JW_FLT_KV(json, "salary", original_person.salary);
            });

In RoundTrip.c:543:

                JW_STR_KV(json, "name", original.user.name);
                JW_INT_KV(json, "age", original.user.age);
                JW_BOOL_KV(json, "is_active", original.user.is_active);
                JW_FLT_KV(json, "salary", original.user.salary);
            });

In RoundTrip.c:547:

            });
            JW_OBJ_KV(json, "config", {
                JW_BOOL_KV(json, "debug_mode", original.config.debug_mode);
                JW_INT_KV(json, "timeout", original.config.timeout);
                JW_STR_KV(json, "log_level", original.config.log_level);

In RoundTrip.c:739:

            JW_INT_KV(json, "zero", original.zero);
            JW_FLT_KV(json, "zero_float", original.zero_float);
            JW_BOOL_KV(json, "true_val", original.true_val);
            JW_BOOL_KV(json, "false_val", original.false_val);
        });

In RoundTrip.c:740:

            JW_FLT_KV(json, "zero_float", original.zero_float);
            JW_BOOL_KV(json, "true_val", original.true_val);
            JW_BOOL_KV(json, "false_val", original.false_val);
        });

Last updated on April 20, 2026

JW_BOOL JW_FLT