tr46

An JavaScript implementation of Unicode Technical Standard #46: Unicode IDNA Compatibility Processing.

API

toASCII(domainName[, options])

Converts a string of Unicode symbols to a case-folded Punycode string of ASCII symbols.

Available options:

• checkBidi
• checkHyphens
• checkJoiners
• ignoreInvalidPunycode
• transitionalProcessing
• useSTD3ASCIIRules
• verifyDNSLength

toUnicode(domainName[, options])

Converts a case-folded Punycode string of ASCII symbols to a string of Unicode symbols.

Available options:

• checkBidi
• checkHyphens
• checkJoiners
• ignoreInvalidPunycode
• transitionalProcessing
• useSTD3ASCIIRules

Options

checkBidi

Type: boolean Default value: false When set to true, any bi-directional text within the input will be checked for validation.

checkHyphens

Type: boolean Default value: false When set to true, the positions of any hyphen characters within the input will be checked for validation.

checkJoiners

Type: boolean Default value: false When set to true, any word joiner characters within the input will be checked for validation.

ignoreInvalidPunycode

Type: boolean Default value: false When set to true, invalid Punycode strings within the input will be allowed.

transitionalProcessing

Type: boolean Default value: false When set to true, uses transitional (compatibility) processing of the deviation characters.

useSTD3ASCIIRules

Type: boolean Default value: false When set to true, input will be validated according to STD3 Rules.

verifyDNSLength

Type: boolean Default value: false When set to true, the length of each DNS label within the input will be checked for validation.