String To Unsigned Int Has

str2uinthash.ts

    // http://stackoverflow.com/questions/7616461/generate-a-hash-from-string-in-javascript-jquery
    export function hashCode(str) {
        let hash = 0, i, chr;
        if (str.length === 0) return hash;
        for (i = 0; i < str.length; i++) {
            chr = str.charCodeAt(i);
            hash = ((hash << 5) - hash) + chr;
            hash |= 0; // Convert to 32bit integer
        }
        return (hash + 2147483647) + 1;
    };