1.

 
The import csTools from 'cornerstone - tools'; 
Const BaseTool=csTools. ImportInternal (' base/BaseTool '); 
//NOTE: if you 'r e creating a tool inside the CornerstoneTools repository 
//you can import BaseTool directly from ` SRC/tools/base `. 

Export the default class HelloWorldTool extends BaseTool {
The constructor (name='HelloWorld) {
Super ({
The name, 
SupportedInteractionTypes: [' Mouse '], 
}); 
} 
} 

What is this grammar, what language is this, source code: https://tools.cornerstonejs.org/custom-tools/#creating-your-tool
Question 2:
Cornerstone study how the plug-in, the appearance of the official website as if not all, after similar plugins, how much more easy to use, faster can master,

CodePudding user response:

Question 1, ES6 grammar, Javascript, keywords impore const export extends super
Question 2, never used