Answer1215

摘要： By default the React Component Tree directly maps to the DOM Tree. In some cases when you have UI elements like overlays or loading bars this can be l 阅读全文

摘要： In this session we create a comment component to explore how to create components that only render text. In previous versions of we had to wrap our te 阅读全文

摘要： x, y, z = 0, 1, 0 if x == 1 or y == 1 or z == 1: print('passed') if 1 in (x, y, z): print('passed') # These only test for truthiness: if x or y or z: print('passed') if any((x, y, z))... 阅读全文

摘要： If you want to style host component. You can use ':host-context'. In the host component, we have 'styled-component' class, we want to apply some css t 阅读全文

摘要： The code we want to trasform: transform to: Code: 阅读全文

摘要： In JS, we have object spread opreator: In python we can do: 阅读全文

摘要： The rule we want to write is show warning if user using console method: Rule: 'looksLike' & isPrimitive is pretty handy, you can save as until lib. 阅读全文

摘要： What we want to do is checking if user write nested if statements which actually can combine to one: Notice that if statement can write with block sta 阅读全文

摘要： We want to write a Babel Plugin, which move 'const versionRegex = /(/d+)\.(/d+)\.(/d+)/gi' out of function scope and put it into global scope. Code: A 阅读全文

摘要： To write a simple Babel plugin, we can use http://astexplorer.net/ to help us. The plugin we want to write is: We want to trasnform the code which hig 阅读全文