flying-hero
96f6318101
新增: - backend/venv/ - Python 虚拟环境 - backend/start.sh - 启动脚本（使用虚拟环境） - backend/requirements.txt - 依赖列表 - .gitignore - 忽略虚拟环境和缓存文件 说明: - 每个项目使用独立虚拟环境 - 避免依赖冲突 - 启动脚本自动创建和激活虚拟环境
20 lines
582 B
JavaScript
20 lines
582 B
JavaScript
/* -*- Mode: js; js-indent-level: 2; -*- */
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/*
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* Copyright 2011 Mozilla Foundation and contributors
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* Licensed under the New BSD license. See LICENSE or:
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* http://opensource.org/licenses/BSD-3-Clause
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*/
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const intToCharMap =
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"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/".split("");
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/**
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* Encode an integer in the range of 0 to 63 to a single base 64 digit.
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*/
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exports.encode = function (number) {
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if (0 <= number && number < intToCharMap.length) {
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return intToCharMap[number];
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}
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throw new TypeError("Must be between 0 and 63: " + number);
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};
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