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href=\"/cn/score\" target=\"_blank\">积分中心</a>，请在7日内前往积分中心领取，否则积分将失效</p><p></p><p><strong>任务指引：</strong></p><p>任务一：点击按钮进入个人中心进行头像和昵称修改，修改后的头像和昵称需与默认头像和昵称不同，完成修改后点击保存，并刷新页面重新进入弹窗查看任务状态，如未显示完成，请等待1分钟再次刷新。</p><p>任务二：点击按钮进入开发者社区首页，下拉至社区达人板块点击“关注”或进入任一文章在作者介绍处点击“关注”即可关注该达人，关注5位达人后刷新页面重新进入弹窗查看任务状态，如未显示完成，请等待1分钟再次刷新。</p><p>任务三：点击按钮进入藏经阁专区，找到任一电子书进行下载即可完成任务，完成任务后刷新页面重新进入弹窗查看任务状态，如未显示完成，请等待1分钟再次刷新。</p><p>任务四：点击按钮进入开发者任务中心，查看页面即可完成任务，完成任务后刷新页面重新进入弹窗查看任务状态，如未显示完成，请等待1分钟再次刷新。</p><p>任务五：点击按钮进入开发者学堂，查看页面即可完成任务，完成任务后刷新页面重新进入弹窗查看任务状态，如未显示完成，请等待1分钟再次刷新。</p><p>任务六：点击按钮进入云起实验室，查看页面即可完成任务，完成任务后刷新页面重新进入弹窗查看任务状态，如未显示完成，请等待1分钟再次刷新。</p><p></p><p><strong>积分查看及消费方式：</strong></p><p>用户可在<a href=\"/cn/my\" target=\"_blank\">个人中心</a>或<a href=\"/cn/score\" target=\"_blank\">积分中心</a>查看及领取已获得积分，积分积累到一定程度可以在积分中心进行兑换，点击查看<a href=\"/cn/article/901380\" target=\"_blank\">详细规则</a>。</p>","taskPcTop":"523px"}

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CI框架数据库查询之join用法分析

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