npm script arguments

package.json

{
  "name": "npm-args",
  "version": "1.0.0",
  "description": "",
  "main": "index.js",
  "scripts": {
    "hbd": "bash -c 'echo \"happy birthday $0! and many returns\"'",
    "paradiddle": "bash -c 'echo \"$0$1$0$0  $1$0$1$1\"'",
    "test": "echo \"Error: no test specified\" && exit 1"
  },
  "author": "",
  "license": "ISC"
}