strutils

strutils contains small string helpers used throughout the standard packages.

use strutils

Formatting

function Format(afmt : strview, aargs : []anyvalue) -> str

Format returns a new dynamic string using the runtime formatter.

var s : str = Format("{} = {:04X}", ["value", 255])

See Text Formatting for the format language.

Conversion

function StrToInt(sv : strview, defvalue : int64 = 0) -> int64

Parses decimal digits and returns defvalue if a non-digit is found.

Searching And Matching

function StrIndexOf(astr : strview, aneedle : strview, astart : int = 0) -> int
function StrStartsWith(astr : strview, aprefix : strview) -> bool
function StrEndsWith(astr : strview, asuffix : strview) -> bool

StrIndexOf returns the first index or -1 when not found.

if StrStartsWith(uri, "/api/"):
    ...
endif

ASCII Case Conversion

function StrUpper(astr : strview) -> str
function StrLower(astr : strview) -> str

These helpers convert ASCII a..z and A..Z. Other characters are copied as they are.