LuaLib

A String library for lua

Introduction

LuaLibs is a string library for Lua that provides utility functions for string operations

The project is hosted on GitHub. You can report bugs and discuss features on the issues page, or email to amstel91@gmail.com.

Tests

The tests are available in test folder

How to include

local strl = require "strl"

String Functions

isString

strl.isString(value)

returns true if the given value is a String else returns false

strl.isString("Hello")
=> true
strl.isString(4)
=> false

isEmpty

strl.isEmpty(value)

returns true if value is nil or empty string

strl.isEmpty("Hello")
=> false
strl.isEmpty("")
=> true
strl.isEmpty(nil)
=> false

trim

strl.trim(value)

returns trims leading and trailing whitespaces

strl.trim("  Hello  ")
=> Hello

ltrim

strl.ltrim(value)

returns trims leading whitespaces

strl.ltrim("  Hello")
=> Hello

rtrim

strl.rtrim(value)

returns trims trailing whitespaces

strl.rtrim("Hello   ")
=> Hello

split

strl.split(value,[seperator])

returns a table of string split using the seperator. By default space is the seperator

strl.split("Hello World")
=> {"Hello","World"}
strl.split("Hello-World","-")
=> {"Hello","World"}

splitLines

strl.splitLines(value)

returns a table of string split by line

strl.splitLines("Hello\nWorld")
=> {"Hello","World"}

startsWith

strl.startsWith(value,startsWithValue)

returns true if the first parameter starts with the second paramter.

strl.startsWith("HelloWorld","Hello")
=> true
strl.startsWith("HelloWorld","World")
=> false

endsWith

strl.endsWith(value,endsWithValue)

returns true if the first parameter ends with the second paramter.

strl.endsWith("HelloWorld","World")
=> true
strl.endsWith("HelloWorld","Hello")
=> false

encodeBase64

strl.encodeBase64(value)

returns base 64 encoded string

strl.encodeBase64("test:test123")
=> "dGVzdDp0ZXN0MTIz"

decodeBase64

strl.decodeBase64(value)

returns base 64 decoded string

strl.decodeBase64("dGVzdDp0ZXN0MTIz")
=> "test:test123"