How to store value of latitude and longtude on two variables after finish loop ?

[ahmed elbarbary]

How to store values of loc[0].trim and loc[1].trim on two variables latitude and longitude 

and what type of two variables ?

 values of loc[0] and loc[1 already success retrieve values 

i need to store every loc on two variables after finish loop

this.partDetailsService.getLocationData(locationArr).subscribe(res => {    
                console.log(res);  
        res.forEach((item, index) => {  
            let dataLocation = res[index]['_source']['GPS1'];    
            console.log(dataLocation);    
            let loc = dataLocation.split(',');    
            console.log("After");    
            console.log(loc);    success
            console.log(loc[0].trim());   success
            console.log(loc[1].trim());  success
     
             
     

   });  

latitude= result of loc[0].trim after loop finish

longitude= result of loc[1].trim after loop finish

and what datatype assigned to two variables ?