var a = [‘a’,’b’,’c’];var b = [‘d’,’e’,’f’];var c = a.concat(b); //c is now an an array with: [‘a’,’b’,’c’,’d’,’e’,’f’]console.log( c[3] ); //c[3] will be ‘d’

var a = [‘a’,’b’,’c’];var b = [‘d’,’e’,’f’];var c = a.concat(b); //c is now an an array with: [‘a’,’b’,’c’,’d’,’e’,’f’]console.log( c[3] ); //c[3] will be ‘d’