Standard Library Reference

fmt

Formatted I/O with printf-style functions

import "std:fmt"

io

Fundamental I/O abstractions for reading and writing data

import "std:io"

mem

Memory allocation and management

import "std:mem"

strings

String manipulation, searching, and building

import "std:strings"

strings/conv

String-to-number and number-to-string conversions

import "std:strings/conv"

bytes

Byte slice manipulation and buffering

import "std:bytes"

unicode

Unicode classification, case conversion, UTF-8 helpers

import "std:unicode"

encoding/base64

Base64 encoding and decoding (RFC 4648)

import "std:encoding/base64"

encoding/hex

Hexadecimal encoding and decoding

import "std:encoding/hex"

encoding/binary

Big-endian and little-endian integer encoding

import "std:encoding/binary"

encoding/csv

CSV reading and writing (RFC 4180)

import "std:encoding/csv"

bufio

Buffered I/O readers, writers, and scanners

import "std:bufio"

io/stream

OS-dependent stream I/O wrapping C FILE* handles

import "std:io/stream"

path

Unix-style path manipulation

import "std:path"

os

Operating system functionality

import "std:os"

os/dir

Directory reading and file tree walking

import "std:os/dir"

os/signal

POSIX signal handling with polling model

import "std:os/signal"

math

Mathematical functions and constants

import "std:math"

sort

Sorting, searching, and reversing typed arrays

import "std:sort"

hash

FNV-1a and CRC32 hash functions

import "std:hash"

rand

Pseudo-random number generation (xoshiro256**)

import "std:rand"

time

Time operations, durations, and monotonic clock

import "std:time"

log

Configurable logging with severity levels

import "std:log"

flag

Command-line argument parsing

import "std:flag"

testing

Minimal testing framework with assertions

import "std:testing"

slice

Low-level slice and string memory layout access

import "std:slice"