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Twittershift
function
Remove en element from the front of a list.
list.shift()
shift removes an element from the beginning of a List.
Returns
{*}:
the element just shifted off the List, or undefined if the List is empty
shift is the opposite action from unshift:
var list = new can.List(['Alice']);
list.unshift('Bob', 'Eve');
list.attr(); // ['Bob', 'Eve', 'Alice']
list.shift(); // 'Bob'
list.shift(); // 'Eve'
list.shift(); // 'Alice'
list.shift(); // undefined
Events
pop causes change, remove, and length events to be fired if the List is not empty
when it is called.
See also
shift has a counterpart in unshift, or you may be
looking for push and its counterpart pop.