Run results for: testinh

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.11; rv:55.0) Gecko/20100101 Firefox/55.0

Browser: Firefox 55

Operating system: Mac OS X 10.11

Device Platform: Other

Date tested: 7 years ago

Test name	Executions per second
testing 1	5306.3 Ops/sec
isset 1	5103.5 Ops/sec

Script Preparation code:

var test = {
            da: {
                grr: 'test1'
            },
            dada: {
                brr: 'test2',
                br: null
            }
        };

var isset = function (obj, str) {
        var strArray = str.split('.');
        strArray.shift();
        
        return !strArray.some(function(item, index, leng) {
            if (index < leng.length - 1 && (obj[item] === undefined || obj[item] === null)) {
                return true;
            }
            obj = obj[item];
            
        });
    }

Tests:

testing 1
console.log(test && test.da && test.da.grr)
isset 1
console.log(isset(test, 'test.da.grr'));

testing 1

isset 1