课程
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/PDO—数据库抽象层
最近想封装个PHP数据库操作库类（包含事务处理模块）
2018-10-31
源自：PDO—数据库抽象层 4-1
正在回答
我发现你貌似写错了，第14行代码应该nbsp;setTimeout(quot;startCount()quot;,1000);这么写才对
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