Zig

JSON: Renaming and Deleting Members

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Demonstrates renaming and deleting members. This example uses the following JSON document:

{
   "apple": "red",
   "lime": "green",
   "banana": "yellow",
   "broccoli": "green",
   "strawberry": "red"
}

Zig

const std = @import("std");
const chilkat = @import("chilkat");

pub fn main(init: std.process.Init) !void {
    const alloc = init.arena.allocator();

    const json = try chilkat.JsonObject.init();
    defer json.deinit();

    json.load("{\"apple\": \"red\",\"lime\": \"green\",\"banana\": \"yellow\",\"broccoli\": \"green\",\"strawberry\": \"red\"}") catch {
        std.debug.print("{s}\n", .{try json.getLastErrorText(alloc)});
        return;
    };

    // Rename "lime" to "lemon".
    try json.rename("lime", "lemon");
    // Change the color to yellow:
    try json.setStringOf("lemon", "yellow");

    // Rename by index.  Banana is at index 2 (apple is at index 0)
    try json.renameAt(2, "bartlett_pear");

    // Delete broccoli by name
    try json.delete("broccoli");

    // Delete apple by index.  Apple is at index 0.
    try json.deleteAt(0);

    json.setEmitCompact(false);
    std.debug.print("{s}\n", .{try json.emit(alloc)});
}