> For the complete documentation index, see [llms.txt](https://xlswriter-docs.viest.me/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://xlswriter-docs.viest.me/zhong-wen-jian-ti/reader/skip-const.md).

# 跳过常量

```php
const SKIP_NONE = 0x00;         // 不忽略任何单元格、行
const SKIP_EMPTY_ROW = 0x01;    // 忽略空行
const SKIP_EMPTY_CELLS = 0x02;  // 忽略空单元格（肉眼观察单元格内无数据，并不代表单元格未定义、未使用）
const SKIP_EMPTY_VALUE = 0X100; // 忽略单元格空数据
```