compactor/src/util/StringUtils.js

Compress pdf and img on browser

export const hashCode = (str) => {
    let hash = 0;

    if (str.length === 0) {
        return hash;
    }

    for (let i = 0; i < str.length; i++) {
        let chr   = str.charCodeAt(i);
        hash  = ((hash << 5) - hash) + chr;
        hash |= 0;
    }
    return hash;
};