Versions use the same Apple ID (an app identifier), SKU, and bundle ID as the original version.
if (k === 39 && loc=== '/index') {
his.push('/index/loc1');
} else if (k === 39 && loc === '/index/loc1') {
his.push('/index/loc2');
} else if (k === 37 && loc === '/index/loc1') {
his.push('/index');
} else if (k === 37 && loc === '/index/loc2') {
his.push('/index/loc1');
}