react js crash course

React Native's iOS development and crash collectionIntroductionReact native enables you to build a world-class native app with a fully consistent development experience based on JavaScript and React .React native focuses on improving the development efficiency of multi-platform development-learning only once and writin

property items, array type, of course, can be called other names.2,aitems's first argument state=[], why would you let state assign an array type? Shouldn't it be an object? This is because in assigning to Todos the sentence, items:aitems, I understand this point is when the trigger event, Redux will automatically traverse Todos, and then the state and Combinereducers in the object to compare, encountered the same name property, Pass the same name at

details. We like to separate code into vendors. js and app. js, because the update frequency of Third-Party code is much lower than that of our own. Name the output file by hash (the chunk hash in WebPack) and use the long cache. We can significantly reduce the code to be downloaded by users. Combined with code lazy loading, the optimization results can be imagined. If you are still unfamiliar with WebPack

Share a fun web App page Crash tool of course the main is to let everyone look at his principles and look at his structure everyone should guess this. This is the use of a page after the current Div added an active, And then using the CSS to control the effect this is undoubtedly the use of the maximum width of 640 layout similar to the JS framework I have shared

component owns (own) The subcomponents it creates, and with this feature, a complex UI can be split into multiple simple UI components;(2) Reusable (REUSABLE): Each component is a standalone feature that can be used in multiple UI scenarios;(3) maintainable (maintainable): Each small component contains only its own logic, which is easier to understand and maintain;Third, download Reactjs, write Hello,worldReactjs download is very simple, in order to facilitate everyone to download, here again t

1. VS New StepFILE--New project--web--blank Web application-Name, location, OK-the software automatically generates a SLN file (solution), and there can be multiple projects under a solution.Click Project-New Folder CSS and JS and image--new HTML page name Demo1(Recommended settings: Tools--options--can be set under the font and color; text Editor----to set the number of commonly used languages uplink color hint)2, what is JSJavaScript is a scripting

1. VS New StepFILE--New project--web--blank Web application-Name, location, OK-the software automatically generates a SLN file (solution), and there can be multiple projects under a solution.Click Project-New Folder CSS and JS and image--new HTML page name Demo1(Recommended settings: Tools--options--can be set under the font and color; text Editor----to set the number of commonly used languages uplink color hint)2, what is JSJavaScript is a scripting