Function find

docs/app/js/sanddance-app.js:23246–23250

(array, cb)

    return index;
}
function find(array, cb) {
    var index = findIndex(array, cb);
    if (index < 0) return undefined;
    return array[index];
}
function createArray(size, getItem) {
    var array = [];
    for(var i = 0; i < size; i++)array.push(getItem(i));