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fil/docs/snippets/zig/metadata/tables.md

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2026-06-01 23:40:55 +02:00
```zig title="Zig"
const std = @import("std");
const kreuzberg = @import("kreuzberg");
pub fn main() !void {
var gpa = std.heap.GeneralPurposeAllocator(.{}){};
defer _ = gpa.deinit();
const allocator = gpa.allocator();
const config_json = "{}";
const result_json = try kreuzberg.extract_file_sync("document.pdf", null, config_json);
defer std.heap.c_allocator.free(result_json);
var parsed = try std.json.parseFromSlice(std.json.Value, allocator, result_json, .{});
defer parsed.deinit();
const root = parsed.value;
if (root != .object) return;
const stdout = std.io.getStdOut().writer();
const tables_val = root.object.get("tables") orelse return;
if (tables_val != .array) return;
for (tables_val.array.items) |table| {
if (table != .object) continue;
if (table.object.get("cells")) |cells_val| {
if (cells_val == .array) {
try stdout.print("Table with {d} rows\n", .{cells_val.array.items.len});
for (cells_val.array.items) |row_val| {
if (row_val != .array) continue;
try stdout.print(" Row:", .{});
for (row_val.array.items) |cell_val| {
if (cell_val == .string) {
try stdout.print(" [{s}]", .{cell_val.string});
}
}
try stdout.print("\n", .{});
}
}
}
if (table.object.get("markdown")) |markdown_val| {
if (markdown_val == .string) {
try stdout.print("{s}\n", .{markdown_val.string});
}
}
if (table.object.get("page_number")) |page_val| {
if (page_val == .integer) {
try stdout.print("Page: {d}\n", .{page_val.integer});
}
}
}
}
```