Function normalizeExpiryInputForTyping

static/js/payment.js:405–410

(value)

}

function normalizeExpiryInputForTyping(value) {
    const digits = String(value || "").replace(/\D/g, "").slice(0, 6);
    if (!digits) return "";
    if (digits.length <= 2) return digits;
    return `${digits.slice(0, 2)}/${digits.slice(2)}`;
}

function parseCardText(rawText) {
    const text = String(rawText || "").trim();