sizeof

A utility function that calculates the size or the length of various types.

install

npm i @g-lib/sizeof

yarn add @g-lib/sizeof

pnpm add @g-lib/sizeof

Usage:

import sizeof from "@g-lib/sizeof";

// or

const sizeof = require("@g-lib/sizeof");

console.log(sizeof({ foo: "bar", bar: "baz" })); // 2
console.log(sizeof([1, 2, 3])); // 3
console.log(sizeof(new Map().set("foo", true))); // 1
console.log(sizeof(new Set().add("foo").add("bar"))); // 2
console.log(sizeof(2024)); // 4
console.log(sizeof(100e15)); // 18
console.log(sizeof(Symbol("foo"))); // 3
console.log(
  sizeof(function foo(a: any, b: any) {
    return a + b;
  })
); // 0
console.log(
  sizeof(function bar() {
    return "bar";
  })
); // 3
console.log(
  sizeof(
    new (function Foo(this: any) {
      this.name = "Foo";
      this.age = 30;
    } as any)()
  )
); // 2
console.log(
  sizeof(
    new (class Foo extends Map<any, any> {
      constructor(public name: string) {
        super();
      }
    })("")
  )
); // 0
console.log(
  sizeof(
    new (class Bar {
      constructor(public name: string) {}
    })("")
  )
); // 1

Contributing is always welcomed.

License MIT