androidsqlitegetcolumnindex

2022年9月26日 — 文章浏览阅读1w次，点赞25次，收藏45次。Android开发'Value must be ≥ 0 but '报错_value must be ≥ 0 but getcolumnindex can be -1.

2020年12月13日 — 文章浏览阅读1.6w次，点赞7次，收藏34次。在Android开发中，对SQLite数据库的操作是通过cursor实现的，cursor 是每行数据的集合。

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When coding the_cursor.getString(csr.getColumnIndex(the_column_name)); Java or the equivalent Kotlin. For SDK31 build, the line is highlighted and shows ...

傳回指定之資料行的索引。

2021年10月4日 — getColumnIndex Returns the zero-based index for the given column name, or -1 if the column doesn't exist. If you expect the column to exist use ...

2013年10月28日 — Android SQlite returning -1 with getColumnIndex when column obviously exists · 3 · any idea why my getColumnIndex() is returning -1 via android?

2023年3月29日 — Value must be >=0 but getColumnIndex can be -1 is a common error message in Android Studio that indicates an issue with a query in the SQLite ...

Uses a one-way hash function to turn an arbitrary number of bytes into a fixed-length byte sequence. Calendar (java.util).

Popular in Java · Running tasks concurrently on multiple threads · notifyDataSetChanged (ArrayAdapter) · getResourceAsStream (ClassLoader) · putExtra (Intent) ...