Underscore.JS partial方法

_.partial(function, *arguments)

var _ = require('underscore');

var divide = function(a, b) { return b / a};

var divideBy5 = _.partial(divide, 5);
var result = divideBy5(10);

console.log(result);

var divisionOf10 = _.partial(divide, _, 10)
result = divisionOf10(5)

console.log(result);

>node tester.js

2
2