convertthai

README

convert-thai-go ✨

convert-thai-go is a Go package for Thai date formatting, Thai numeral conversion, and Thai Baht text generation.

แพ็กเกจสำหรับจัดรูปแบบวันที่ภาษาไทย แปลงเลขอารบิกเป็นเลขไทย และแปลงจำนวนเงินเป็นข้อความภาษาไทย

---

Features

• Thai number formatting
• Thai numeral conversion
• Thai Baht text generation
• Thai date formatting
• Locale support
  • th Thai locale with Thai numerals
  • en English locale with Arabic numerals
• Multiple era support
  • BE Buddhist Era
  • CE Common Era
  • MS Mahasakaraj / Saka Era
  • CS Chulasakaraj Era
  • RE Rattanakosin Era
  • HE Hijri Era (approximate)

---

Installation

go get github.com/SiamCore/convert-thai-go

---

Usage

package main

import (
	"fmt"
	"time"

	convertthai "github.com/SiamCore/convert-thai-go"
)

func main() {
	// Thai number formatting
	num := convertthai.NumberFormat(1000, 2, true, true)
	fmt.Println(num)
	// Output: ๑,๐๐๐.๐๐

	// English number formatting
	numEN := convertthai.NumberFormat(1000, 2, false, true)
	fmt.Println(numEN)
	// Output: 1,000.00

	// Thai Baht text
	baht := convertthai.ThaiBath(1000)
	fmt.Println(baht)
	// Output: หนึ่งพันบาทถ้วน

	// Default Thai locale (BE)
	dateTH := convertthai.DateFormat(time.Now(), "dddd dd mmmm yyyy", nil, nil)
	fmt.Println(dateTH)
	// Output: พุธ ๒๐ พฤษภาคม ๒๕๖๙

	// English locale (CE)
	locale := "en"
	dateEN := convertthai.DateFormat(time.Now(), "dddd dd mmmm yyyy", nil, &locale)
	fmt.Println(dateEN)
	// Output: Wednesday 20 May 2026

	// Custom era
	era := "HE"
	dateRE := convertthai.DateFormat(time.Now(), "dd/mm/yyyy", &era, nil)
	fmt.Println(dateRE)
	// Output: ๒๐/๐๕/๑๔๔๗
}

---

Date Format Tokens

Token	Description	Example (th)	Example (en)
d	Day without leading zero	๑	1
dd	Day with leading zero	๐๑	01
ddd	Short weekday	จ	Mon
dddd	Full weekday	จันทร์	Monday
m	Month without leading zero	๑	1
mm	Month with leading zero	๐๑	01
mmm	Short month	ม.ค.	Jan
mmmm	Full month	มกราคม	January
yy	Two-digit year	๖๙	26
yyyy	Full year	๒๕๖๙	2026
H	Hour without leading zero	๙	9
HH	Hour with leading zero	๐๙	09
M	Minute without leading zero	๕	5
MM	Minute with leading zero	๐๕	05
S	Second without leading zero	๘	8
SS	Second with leading zero	๐๘	08

---

Format Examples

Format	Example (th)	Example (en)
dd/mm/yyyy	๒๐/๐๕/๒๕๖๙	20/05/2026
dd/mm/yy	๒๐/๐๕/๖๙	20/05/26
yyyy/mm/dd	๒๕๖๙/๐๕/๒๐	2026/05/20
HH:MM:SS	๐๗:๓๐:๒๕	07:30:25
dd mmm yyyy	๒๐ พ.ค. ๒๕๖๙	20 May 2026
dd mmmm yyyy	๒๐ พฤษภาคม ๒๕๖๙	20 May 2026
ddd dd mmm yyyy	พ ๒๐ พ.ค. ๒๕๖๙	Wed 20 May 2026
dddd dd mmmm yyyy	พุธ ๒๐ พฤษภาคม ๒๕๖๙	Wednesday 20 May 2026
dd/mm/yyyy HH:MM:SS	๒๐/๐๕/๒๕๖๙ ๐๗:๓๐:๒๕	20/05/2026 07:30:25

---

Supported Locales

Locale	Description
th	Thai locale with Thai numerals
en	English locale with Arabic numerals

---

Supported Eras

Era	Description	Example (th)	Example (en)
BE	Buddhist Era (พ.ศ.)	๒๕๖๙	2569
CE	Common Era / Christian Era (ค.ศ.)	๒๐๒๖	2026
MS	Mahasakaraj / Saka Era (มหาศักราช)	๑๙๔๘	1948
CS	Chulasakaraj Era (จุลศักราช)	๑๓๘๘	1388
RE	Rattanakosin Era (รัตนโกสินทรศก)	๒๔๕	245
HE	Hijri Era (ฮิจเราะห์ศักราช, approximate)	๑๔๔๗	1447

---

Default Behavior

Locale	Default Era
th	BE
en	CE

---

Example Output

พุธ ๒๐ พฤษภาคม ๒๕๖๙
Wednesday 20 May 2026
หนึ่งพันบาทถ้วน
๑,๐๐๐.๐๐
1,000.00

---

Notes

• DateFormat() uses the timezone from the provided time.Time.
• HE uses approximate conversion.
• Input string format currently supports:
  • 2006-01-02

---

License

MIT License

Documentation

Index

• Constants
• Variables
• func DateFormat(date interface{}, format string, era *string, locale *string) string
• func NumberFormat(number float64, decimals int, useThaiNumber bool, thousandsSeparator bool) string
• func ThaiBath(number float64) string
• type Locale

Constants

const (
	BE = "BE" // พ.ศ. (BE) Buddhist Era
	CE = "CE" // ค.ศ. (CE) Common Era
	MS = "MS" // ม.ศ. (MS) Mahasakaraj / Saka Era
	CS = "CS" // ซ.ศ. (CS) Chulasakaraj Era
	RE = "RE" // ร.ศ. (RE) Rattanakosin Era
	HE = "HE" // ฮ.ศ. (HE) Hijri Era (approximate)
)

Variables

var ENLocale = Locale{
	FullMonths: map[string]string{
		"January":   "January",
		"February":  "February",
		"March":     "March",
		"April":     "April",
		"May":       "May",
		"June":      "June",
		"July":      "July",
		"August":    "August",
		"September": "September",
		"October":   "October",
		"November":  "November",
		"December":  "December",
	},
	ShortMonths: map[string]string{
		"January":   "Jan",
		"February":  "Feb",
		"March":     "Mar",
		"April":     "Apr",
		"May":       "May",
		"June":      "Jun",
		"July":      "Jul",
		"August":    "Aug",
		"September": "Sep",
		"October":   "Oct",
		"November":  "Nov",
		"December":  "Dec",
	},
	FullDays: map[string]string{
		"Sunday":    "Sunday",
		"Monday":    "Monday",
		"Tuesday":   "Tuesday",
		"Wednesday": "Wednesday",
		"Thursday":  "Thursday",
		"Friday":    "Friday",
		"Saturday":  "Saturday",
	},
	ShortDays: map[string]string{
		"Sunday":    "Sun",
		"Monday":    "Mon",
		"Tuesday":   "Tue",
		"Wednesday": "Wed",
		"Thursday":  "Thu",
		"Friday":    "Fri",
		"Saturday":  "Sat",
	},
	UseThaiDigit: false,
}

--- EN

var THLocale = Locale{
	FullMonths: map[string]string{
		"January":   "มกราคม",
		"February":  "กุมภาพันธ์",
		"March":     "มีนาคม",
		"April":     "เมษายน",
		"May":       "พฤษภาคม",
		"June":      "มิถุนายน",
		"July":      "กรกฎาคม",
		"August":    "สิงหาคม",
		"September": "กันยายน",
		"October":   "ตุลาคม",
		"November":  "พฤศจิกายน",
		"December":  "ธันวาคม",
	},
	ShortMonths: map[string]string{
		"January":   "ม.ค.",
		"February":  "ก.พ.",
		"March":     "มี.ค.",
		"April":     "เม.ย.",
		"May":       "พ.ค.",
		"June":      "มิ.ย.",
		"July":      "ก.ค.",
		"August":    "ส.ค.",
		"September": "ก.ย.",
		"October":   "ต.ค.",
		"November":  "พ.ย.",
		"December":  "ธ.ค.",
	},
	FullDays: map[string]string{
		"Sunday":    "อาทิตย์",
		"Monday":    "จันทร์",
		"Tuesday":   "อังคาร",
		"Wednesday": "พุธ",
		"Thursday":  "พฤหัสบดี",
		"Friday":    "ศุกร์",
		"Saturday":  "เสาร์",
	},
	ShortDays: map[string]string{
		"Sunday":    "อา",
		"Monday":    "จ",
		"Tuesday":   "อ",
		"Wednesday": "พ",
		"Thursday":  "พฤ",
		"Friday":    "ศ",
		"Saturday":  "ส",
	},
	UseThaiDigit: true,
}

--- TH

Functions

func DateFormat

func DateFormat(date interface{}, format string, era *string, locale *string) string

func NumberFormat

func NumberFormat(number float64, decimals int, useThaiNumber bool, thousandsSeparator bool) string

func ThaiBath

func ThaiBath(number float64) string

Types

type Locale

type Locale struct {
	FullMonths   map[string]string
	ShortMonths  map[string]string
	FullDays     map[string]string
	ShortDays    map[string]string
	UseThaiDigit bool
}