The cursor variable tracks the currently selected item.
cursor变量会跟踪当前选定的项。
A cursor variable cannot be used as a parameter to a remote procedure call.
游标变量不能用作远程过程调用的参数。
SQLERROR of the last cursor is returned, and the error string of the latest failed SQL statement is stored into variable SQLERRSTR.
最后一个游标的SQLERROR被返回，而最后一个失败的sql语句的错误字符串将被存储到变量SQLERRSTR中。
The variable $this denotes the current position of the XML cursor.
变量 $this 表示XML 游标的当前位置。
To use this refactoring, place the cursor on a variable or method and press Alt + Shift + I.
要使用这个重构，请将光标放在一个变量或方法上，并按下alt + Shift + i。
The TidyAndResetCursor function first makes a record of the current cursor position, by storing the cursor information returned by the built-in getpos in the variable cursor_pos.
TidyAndResetCurs or函数可以通过存储在变量cursor _ pos中内置的getpos返回的指针信息，来记录当前指针的位置。
Next check if the cursor contains records and if so loop through them. The record ID field is stored in the id variable. This will be used as a where parameter later.
下一步检查游标是否包含记录，如果包含记录，侧记录ID字段的值存储在ID变量中。
Next check if the cursor contains records and if so loop through them. The record ID field is stored in the id variable. This will be used as a where parameter later.
下一步检查游标是否包含记录，如果包含记录，侧记录ID字段的值存储在ID变量中。
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