create an object in javascript from a loop code example

Example 1: javascript loop through object

Object.entries(obj).forEach(
    ([key, value]) => console.log(key, value)
);

Example 2: js create jaon object from for loop

var loop = [];

for(var x = 0; x < 10; x++){
 loop.push({value1: "value_a_" + x , value2: "value_b_" + x});
}

JSON.stringify({array: loop});