@awsui/components-react/internal/components/masked-input/utils/strings.js

AWS UI is a collection of [React](https://reactjs.org/) components that help create intuitive, responsive, and accessible user experiences for web applications. It is developed by Amazon Web Services (AWS). This work is available under the terms of the [A

export var insertAt = function (text, toInsert, start, end) {
    if (end === void 0) { end = start; }
    return text.slice(0, start) + toInsert + text.slice(end);
};
export var padLeftZeros = function (value, length) {
    while (value.length < length) {
        value = "0" + value;
    }
    return value;
};