Angular 6.0 的首个 beta 版已发布，6.0.0-beta.0 的更新主要是新增了一些特性、修复 bug 以及提升性能。5.2.1 的更新主要是新增了一些特性和 bug 修复。 6.0.0-beta.0 (2018-01-17) Bug 修复 animations: fix increment/decrement aliases example (#18323) (d2aa8ac) benchpress: should still support selenium_webdriver < 3.6.0 (#21477) (9b84a32) common: set correct timezone for ISO8601 dates in Safari (#21506) (05208b8), closes #21491 compiler: cache external reference resolution (#21359) (e3e2fc0) compiler: make .ngsummary.json files idempotent (#21448) (e64b1e9) core: fix chained http call (#20924) (7e3f9a4), closes #20921 ivy: Add workaround for AJD in google3 (#21488) (6af3672) language-service: Clear caches when program changes (#21337) (43e1520), closes #19405 service-worker: properly handle invalid hashes in all scenarios (#21288) (3951098) 特性 bazel: allow ng_module rules to control whether type checking is enabled (#21460) (cffa0fe) core: add binding name to content changed error (#20352) (d3bf54b) forms: handle string with and without line boundary on pattern validator (#19256) (54bf179) 性能改进 ivy: add missing dom element in render3_function tree benchmark (#21476) (9b5a485) 5.2.1 (2018-01-17) Bug 修复 animations: fix increment/decrement aliases example (#18323) (48c1898) benchpress: should still support selenium_webdriver < 3.6.0 (#21477) (3c6a506) common: set correct timezone for ISO8601 dates in Safari (#21506) (8e9cd57), closes #21491 compiler: cache external reference resolution (#21359) (c32e833) compiler: make .ngsummary.json files idempotent (#21448) (a931a41) core: fix chained http call (#20924) (54e7576), closes #20921 language-service: Clear caches when program changes (#21337) (cc9419d), closes #19405 service-worker: properly handle invalid hashes in all scenarios (#21288) (51eb3d4) 特性 core: add binding name to content changed error (#20352) (4556532) forms: handle string with and without line boundary on pattern validator (#19256) (75f8522) 详情请参阅更新日志地址。 源码下载：https://github.com/angular/angular/releases Angular 6.0.0-beta.0 和 5.2.1 发布，Web 前端框架下载地址
