var memoizer =
function(memo, fundamental) {
var shell =
function(n) {
var result =
memo[n];
if (
typeof result !== 'number'
) {
result =
fundamental(shell, n);
memo[n] =
result;
}
return result;
};
return shell;
};
//斐波那契数列
var fibonacci = memoizer([0, 1],
function(shell, n) {
return shell(n - 1) + shell(n - 2
);
});
for (
var i = 0; i <= 10; i += 1
) {
document.writeln('//' + i + ': ' + fibonacci(i) + '<br/>'
);
}
转载于:https://www.cnblogs.com/qzsonline/archive/2012/07/12/2587900.html
