export default function() { | |
var size = 0; | |
this.visit(function(node) { | |
if (!node.length) do ++size; while (node = node.next) | |
}); | |
return size; | |
} | |
export default function() { | |
var size = 0; | |
this.visit(function(node) { | |
if (!node.length) do ++size; while (node = node.next) | |
}); | |
return size; | |
} | |