js return true if all items are truthy code example

Example 1: javascript every

const age= [2,7,12,17,21];
age.every(function(person){
return person>18;
});  //false

//es6
const age= [2,7,12,17,21];
age.every((person)=> person>18);  //false

Example 2: every element in list after first javascript

var middlePoints = ['A', 'B', 'C', 'D'];
middlePoints.shift();

console.log(middlePoints); //['B', 'C', 'D']