Type Alias SayAsInterpretAs

SayAsInterpretAs:
    | "address"
    | "cardinal"
    | "characters"
    | "date"
    | "digits"
    | "fraction"
    | "ordinal"
    | "spell-out"
    | "telephone"
    | "time"
    | "name"
    | "currency"

Interpretation types for the say-as element.

Specifies how text should be interpreted and pronounced. Essential for proper pronunciation of numbers, dates, times, and other formatted text.

Types:

address: Street addresses
cardinal: Cardinal numbers (1, 2, 3)
characters: Spell out each character
date: Date values
digits: Speak each digit individually
fraction: Fractions (1/2, 3/4)
ordinal: Ordinal numbers (1st, 2nd, 3rd)
spell-out: Spell out the entire word
telephone: Phone numbers
time: Time values
name: Personal names
currency: Monetary amounts

Example

// Date pronunciation
voice.sayAs('2025-12-31', { interpretAs: 'date', format: 'ymd' });

// Currency with detail
voice.sayAs('\$42.50', { interpretAs: 'currency', detail: 'USD' });

// Phone number
voice.sayAs('1-800-555-1234', { interpretAs: 'telephone' });

// Ordinal number
voice.sayAs('3', { interpretAs: 'ordinal' }); // "third"

See

https://docs.microsoft.com/azure/cognitive-services/speech-service/speech-synthesis-markup#say-as-element Say-As Documentation