🥮 mooncakes.io
README

#mizchi/js/web/blob

Blob API for binary data handling.

#Installation

Add to your moon.pkg.json:

{
  "import": [
    "mizchi/js",
    "mizchi/js/web/blob"
  ]
}

#Overview

Provides bindings for the Blob and File APIs, representing immutable binary data.

#Usage Example

fn main {
  // Create a Blob from string
  let blob = @blob.Blob::from_string("Hello, world!")

  // Get blob size
  let size = blob.size()

  // Get blob type
  let mime_type = blob.type_()

  // Slice a blob
  let slice = blob.slice(0, 5)

  // Create from array of parts
  let parts = ["part1", "part2"]
  let combined = @blob.Blob::from_array(parts)
}

#Available Types

  • Blob - Immutable binary data
  • File - Blob with name and metadata

#Reference

#
Blob

source
pub(all) struct Blob {
  size : Int
}

Web Blob API https://developer.mozilla.org/ja/docs/Web/API/Blob

#
Blob::arrayBuffer

source
#alias(array_buffer)
async fn Blob::arrayBuffer(self : Blob) -> 
ArrayBuffer

Get the Blob contents as ArrayBuffer

#
Blob::as_any

source
fn Blob::as_any(self : Blob) -> 
Any

#
Blob::contentType

source
#alias(content_type)
fn Blob::contentType(self : Blob) -> String

Get the content type of the Blob

#
Blob::new

source
fn Blob::new(data : Array[
Any], content_type? : String) -> Blob

Create a new Blob

#
Blob::slice

source
fn Blob::slice(self : Blob, start? : Int, end? : Int, content_type? : String) -> Blob

Create a new Blob containing a slice of this Blob

#
Blob::stream

source

Get a ReadableStream for the Blob contents

#
Blob::text

source
async fn Blob::text(self : Blob) -> String

Get the Blob contents as text

Source Files

Powered by MoonBit

Site sourceReport issuePackagesBuild queueSkillsStatistics

© 2026 mooncakes.io