Params to json javascript: Convert search/hash location url to json - params to json javascript

README.md

Params hash or search to json javascript

Convert search/hash location url to json - params to json javascript

URL Example: example.com/some_page.html#bar=some+value&bar2=value+2&bar3%5B%5D=1&bar3%5B%5D=2&bar3%5B%5D=3&bar3%5B%5D=4

var _hash = location.hash;
// "#bar=some+value&bar2=value+2&bar3%5B%5D=1&bar3%5B%5D=2&bar3%5B%5D=3&bar3%5B%5D=4"
var obj = paramToObj(_hash);
// {bar:"some value", bar2: "value 2", bar3: [1,2,3,4]}

paramToObj.js

/** convert search/hash location url to json */
function paramToObj (u){
    var r = {};
    if(u){
        u = decodeURIComponent(u.replace(/\?|\#/g,"")).split(/\&/);
        u.forEach(function(c, i){
            c = c.split("=");

            var key = c[0].toLowerCase();
            var value = c[1];
            if(/^(null|false|true|[0-9]+)$/.test(value)){
                value = JSON.parse(value);
            }

            if ( key.match(/\[\]/g)){
                key = key.replace(/\[\]/g, "");

                if(!r[key]){
                    r[key] = [];
                }
                r[key].push(value);
            }else{

                r[key] = value;
            }

        });
    }
    return r;
};