flutter pub add fixnum基于插件公开信息、社区数据与项目使用情况整理的选型参考。
fixnum 包提供 32 位和 64 位有符号固定宽度整数类型，确保在 Dart 的原生和 JavaScript 运行时中行为一致。它解决了不同平台之间整数处理的差异，特别是在使用浮点数表示整数的网络环境中。该库非常适合需要在任何执行环境中都能实现可预测算术和位操作的应用程序。
以下为关联源码仓库的 README 原文快照，最新内容请访问源码仓库。
This repository is home to various Dart packages under the dart.dev publisher.
| Package | Description | Issues | Version |
|---|---|---|---|
| args | Library for defining parsers for parsing raw command-line arguments into a set of options and values using GNU and POSIX style options. |  |
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| async | Utility functions and classes related to the 'dart:async' library. | |
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| characters | String replacement with operations that are Unicode/grapheme cluster aware. | |
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| collection | Collections and utilities functions and classes related to collections. | |
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| convert | Utilities for converting between data representations. Provides a number of Sink, Codec, Decoder, and Encoder types. | |
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| crypto | Implementations of SHA, MD5, and HMAC cryptographic functions. | |
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| fixnum | Library for 32- and 64-bit signed fixed-width integers with consistent behavior between native and JS runtimes. | |
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| lints | Official Dart lint rules. Defines the 'core' and 'recommended' set of lints suggested by the Dart team. | |
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| logging | Provides APIs for debugging and error logging, similar to loggers in other languages, such as the Closure JS Logger and java.util.logging.Logger. | |
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| os_detect | Platform independent OS detection. | |
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| path | A string-based path manipulation library. | |
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| platform | A pluggable, mockable platform information abstraction for Dart. | |
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| typed_data | Utility functions and classes related to the dart:typed_data library. | |
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For information about our publishing automation and release process, see https://github.com/dart-lang/ecosystem/wiki/Publishing-automation.
For additional information about contributing, see our contributing page.