From 3fbe24e6cde0e423f603c41ec06da736bf1a275b Mon Sep 17 00:00:00 2001
From: Johannes Stoelp <johannes.stoelp@gmail.com>
Date: Wed, 18 Dec 2024 23:05:29 +0100
Subject: fileio: minimal example

---
 example-fileio/Makefile |  6 ++++++
 example-fileio/file.zig | 23 +++++++++++++++++++++++
 2 files changed, 29 insertions(+)
 create mode 100644 example-fileio/Makefile
 create mode 100644 example-fileio/file.zig

diff --git a/example-fileio/Makefile b/example-fileio/Makefile
new file mode 100644
index 0000000..d3b22bd
--- /dev/null
+++ b/example-fileio/Makefile
@@ -0,0 +1,6 @@
+run:
+	zig run file.zig
+	od -tx1 -tc moose
+
+clean:
+	$(RM) moose
diff --git a/example-fileio/file.zig b/example-fileio/file.zig
new file mode 100644
index 0000000..41f7739
--- /dev/null
+++ b/example-fileio/file.zig
@@ -0,0 +1,23 @@
+const std = @import("std");
+
+const Foo = extern struct {
+    x: u8,
+    y: u8,
+    z: u8,
+};
+
+pub fn main() !void {
+    const f = std.fs.cwd().createFile("moose", .{ .truncate = true }) catch unreachable;
+
+    // Write raw byte slice.
+    try f.writeAll(&[_]u8{ 1, 2, 3, 4 });
+    // Write raw byte slice (ascii chars).
+    try f.writeAll("abcd");
+
+    // Format printing.
+    const w = f.writer();
+    try w.print("{}-{}", .{ 8, 9 });
+
+    // Write struct to file.
+    try w.writeStruct(Foo{ .x = 0xaa, .y = 0xbb, .z = 0xcc });
+}
-- 
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