npm i RTCheck
ESM
import RunTimeCheck from "RTcheck"
function app(s){
new RunTimeCheck().CheckArgs(s,"number")
}
app("s")CJS
var a = require('rtcheck')
function app(s){
new a.default().CheckArgs(s,"number")
}
app("s")CJS not get all the support as esm beacasue esm work on the browser