function curtail(arr) {
var arr1=arr.slice(0);
arr1.splice(0,1);
return arr1;
}
Idea: First use slice(0) to make a new array.
Then delete an element from the index 0 and output.
function curtail(arr) {
var arr1=arr.slice(0);
arr1.splice(0,1);
return arr1;
}
Idea: First use slice(0) to make a new array.
Then delete an element from the index 0 and output.