examples of mapping using various methods

map.js

function makeStudentsReport(data) {
	 const dataArray = [];
	 for(let e = 0; e < data.length; e++) {
	   const element = data[e];
	   dataArray.push(`${element.name}: ${element.grade}`);
	 }
	 return dataArray;
}

function makeStudentsReport(data) {
	var newState = []
   	data.forEach(student => {
		newState.push(`${student.name}: ${student.grade}`)
	})
	return newState;
 }

 function makeStudentsReport(data) {
   return data.map(student => {
    return `${student.name}: ${student.grade}`
   })
 }