✨ feat(tsl-api-reference): expand and reorganize api catalog
Flatten builtin pages, add third-party and platform scopes, and import financial and data warehouse references. Keep the existing generated index without rebuilding after signature normalization.
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# 金融 / 行情 / 区间 / 中间函数
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## `stockDataCheck(stock, end_t)`
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声明:function
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检查股票在市情况
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| 参数 | 类型 | 说明 |
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| ------- | -------- | ---------------- |
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| `stock` | string | 字符串。股票代码 |
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| `end_t` | datetime | 日期。截止日期 |
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返回:int
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### 示例
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范例01:结果:1
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```tsl
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return StockDataCheck('SZ000002', 19990101T);
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// 输出:1
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```
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## `stockMaxDrawDownOrUpDatas(beg_t, end_t, updn_type)`
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声明:function
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区间最大回撤/上涨数据,与系统参数(证券代码、时间)相关
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| 参数 | 类型 | 说明 |
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| ----------- | ------- | ------------------------------- |
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| `beg_t` | date | 日期。开始日期 |
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| `end_t` | date | 日期。结束日期 |
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| `updn_type` | integer | 用户自定义。涨跌标志,取值如下: |
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返回:array
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### 示例
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范例01:调用函数
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```tsl
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// "SZ399997"在2021-05-01至2021-09-15区间最大回撤数据
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setSysParam(pn_stock(), "SZ399997");
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return stockMaxDrawDownOrUpDatas(20210501T, 20210915T);
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```
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## `volSum_(beg_t, end_t, right)`
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声明:function
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区间成交量(手),与系统参数(股票)相关
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| 参数 | 类型 | 说明 |
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| ------- | -------- | ---------------------- |
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| `beg_t` | datetime | 日期。开始日期 |
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| `end_t` | datetime | 日期。截止日期 |
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| `right` | integer | 整数。是否采取除权数据 |
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返回:float
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### 示例
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范例01:"SH600834"在20211101T-20211107T期间的成交量(手)
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```tsl
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// "SH600834"在20211101T-20211107T期间的成交量(手)
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SetSysParam(PN_Stock(), "SH600834");
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return VolSum_(20211101T, 20211107T, 1);
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// 输出:111820.06
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```
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