本文整理汇总了TypeScript中Immutable.Seq类的典型用法代码示例。如果您正苦于以下问题：TypeScript Seq类的具体用法？TypeScript Seq怎么用？TypeScript Seq使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了Seq类的6个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的TypeScript代码示例。
示例1: it
it('slices a sequence', () => {
expect(Seq.of(1,2,3,4,5,6).slice(2).toArray()).toEqual([3,4,5,6]);
expect(Seq.of(1,2,3,4,5,6).slice(2, 4).toArray()).toEqual([3,4]);
expect(Seq.of(1,2,3,4,5,6).slice(-3, -1).toArray()).toEqual([4,5]);
expect(Seq.of(1,2,3,4,5,6).slice(-1).toArray()).toEqual([6]);
expect(Seq.of(1,2,3,4,5,6).slice(0, -1).toArray()).toEqual([1,2,3,4,5]);
})示例2: it
it('zips lists into a list of tuples', () => {
expect(
Seq.of(1,2,3).zip(Seq.of(4,5,6)).toArray()
).toEqual(
[[1,4],[2,5],[3,6]]
);
});示例3: it
it('concats two sequences', () => {
var a = Seq.of(1,2,3);
var b = Seq.of(4,5,6);
expect(a.concat(b)).is(Seq.of(1,2,3,4,5,6))
expect(a.concat(b).size).toBe(6);
expect(a.concat(b).toArray()).toEqual([1,2,3,4,5,6]);
})示例4: it
it('differentiates decimals', () => {
expect(
Seq.of(1.5).hashCode()
).not.toBe(
Seq.of(1.6).hashCode()
);
});示例5: it
it('lazily evaluates Seq with unknown length', () => {
var seq = Seq.of(1,2,3,4,5,6).filter(x => x % 2 === 0);
expect(seq.size).toBe(undefined);
expect(seq.isEmpty()).toBe(false);
expect(seq.size).toBe(undefined);
var seq = Seq.of(1,2,3,4,5,6).filter(x => x > 10);
expect(seq.size).toBe(undefined);
expect(seq.isEmpty()).toBe(true);
expect(seq.size).toBe(undefined);
})示例6: it
it('groups indexed sequences, maintaining indicies when keyed sequences', () => {
expect(
Seq.of(1,2,3,4,5,6).groupBy(x => x % 2).toJS()
).toEqual(
{1:[1,3,5], 0:[2,4,6]}
);
expect(
Seq.of(1,2,3,4,5,6).toKeyedSeq().groupBy(x => x % 2).toJS()
).toEqual(
{1:{0:1, 2:3, 4:5}, 0:{1:2, 3:4, 5:6}}
);
})