本文整理汇总了TypeScript中angular2/src/facade/collection.ListWrapper.slice方法的典型用法代码示例。如果您正苦于以下问题：TypeScript ListWrapper.slice方法的具体用法？TypeScript ListWrapper.slice怎么用？TypeScript ListWrapper.slice使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类angular2/src/facade/collection.ListWrapper的用法示例。
在下文中一共展示了ListWrapper.slice方法的9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('should return the last sampleSize runs when it has at least the given size', () => {
createValidator(2);
var sample = [mv(0, 0, {'a': 1}), mv(1, 1, {'b': 2}), mv(2, 2, {'c': 3})];
expect(validator.validate(ListWrapper.slice(sample, 0, 2)))
.toEqual(ListWrapper.slice(sample, 0, 2));
expect(validator.validate(sample)).toEqual(ListWrapper.slice(sample, 1, 3));
});示例2: it
it('should return the last sampleSize runs when the regression slope is >0', () => {
createValidator({size: 2, metric: 'script'});
var sample = [mv(0, 0, {'script': 1}), mv(1, 1, {'script': 2}), mv(2, 2, {'script': 3})];
expect(validator.validate(ListWrapper.slice(sample, 0, 2)))
.toEqual(ListWrapper.slice(sample, 0, 2));
expect(validator.validate(sample)).toEqual(ListWrapper.slice(sample, 1, 3));
});示例3: expect
.then((protoViews) => {
var views = tb.createRootViews(ListWrapper.slice(protoViews, 0, 2));
var tabProtoView = protoViews[2];
var tabChildProtoView = tabProtoView.elementBinders[0].nestedProtoView;
var tab1View = tb.createComponentView(views[1].viewRef, 0, tabProtoView);
var tab2View = tb.createComponentView(views[1].viewRef, 1, tabProtoView);
var tab3View = tb.createComponentView(views[1].viewRef, 2, tabProtoView);
expect(tb.rootEl).toHaveText('()');
var tabChildView =
tb.createViewInContainer(tab1View.viewRef, 0, 0, tabChildProtoView);
expect(tb.rootEl).toHaveText('(TAB(0))');
tb.renderer.dehydrateView(tabChildView.viewRef);
tb.renderer.detachViewInContainer(tab1View.viewRef, 0, 0, tabChildView.viewRef);
tb.renderer.attachViewInContainer(tab2View.viewRef, 0, 0, tabChildView.viewRef);
tb.renderer.hydrateView(tabChildView.viewRef);
expect(tb.rootEl).toHaveText('(TAB(1))');
tb.renderer.dehydrateView(tabChildView.viewRef);
tb.renderer.detachViewInContainer(tab2View.viewRef, 0, 0, tabChildView.viewRef);
tb.renderer.attachViewInContainer(tab3View.viewRef, 0, 0, tabChildView.viewRef);
tb.renderer.hydrateView(tabChildView.viewRef);
expect(tb.rootEl).toHaveText('(TAB(2))');
async.done();
});示例4: validate
validate(completeSample: List<MeasureValues>): List<MeasureValues> {
if (completeSample.length >= this._sampleSize) {
return ListWrapper.slice(completeSample, completeSample.length - this._sampleSize,
completeSample.length);
} else {
return null;
}
}示例5: transform
transform(value: any, start: number, end: number = null): any {
if (!this.supports(value)) {
throw new InvalidPipeArgumentException(SlicePipe, value);
}
if (isBlank(value)) return value;
if (isString(value)) {
return StringWrapper.slice(value, start, end);
}
return ListWrapper.slice(value, start, end);
}示例6: transform
transform(value, args: List<any> = null): any {
if (isBlank(args) || args.length == 0) {
throw new BaseException('limitTo pipe requires one argument');
}
var limit: int = args[0];
var left = 0, right = Math.min(limit, value.length);
if (limit < 0) {
left = Math.max(0, value.length + limit);
right = value.length;
}
if (isString(value)) {
return StringWrapper.substring(value, left, right);
}
return ListWrapper.slice(value, left, right);
}示例7: transform
transform(value: any, args: any[] = null): any {
if (isBlank(args) || args.length == 0) {
throw new BaseException('Slice pipe requires one argument');
}
if (!this.supports(value)) {
throw new InvalidPipeArgumentException(SlicePipe, value);
}
if (isBlank(value)) return value;
var start: number = args[0];
var end: number = args.length > 1 ? args[1] : null;
if (isString(value)) {
return StringWrapper.slice(value, start, end);
}
return ListWrapper.slice(value, start, end);
}示例8: transform
transform(value: any, args: List<any> = null): any {
if (isBlank(args) || args.length == 0) {
throw new BaseException('limitTo pipe requires one argument');
}
if (!this.supports(value)) {
throw new InvalidPipeArgumentException(LimitToPipe, value);
}
if (isBlank(value)) return value;
var limit: number = args[0];
var left = 0, right = Math.min(limit, value.length);
if (limit < 0) {
left = Math.max(0, value.length + limit);
right = value.length;
}
if (isString(value)) {
return StringWrapper.substring(value, left, right);
}
return ListWrapper.slice(value, left, right);
}示例9: validate
validate(completeSample: MeasureValues[]): MeasureValues[] {
if (completeSample.length >= this._sampleSize) {
var latestSample = ListWrapper.slice(completeSample, completeSample.length - this._sampleSize,
completeSample.length);
var xValues = [];
var yValues = [];
for (var i = 0; i < latestSample.length; i++) {
// For now, we only use the array index as x value.
// TODO(tbosch): think about whether we should use time here instead
xValues.push(i);
yValues.push(latestSample[i].values[this._metric]);
}
var regressionSlope = Statistic.calculateRegressionSlope(
xValues, Statistic.calculateMean(xValues), yValues, Statistic.calculateMean(yValues));
return regressionSlope >= 0 ? latestSample : null;
} else {
return null;
}
}