Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | 3x 1x 2x 2x 4x 2x | /**
* 从右向左执行
* https://juejin.cn/post/6844903910834962446
*/
export function compose(...fns) {
if(fns.length === 0) {
return val => val
}
return function(val) {
fns.reverse().forEach(fn => {
val = fn(val)
})
return val
}
} |