# 1.pl/sql
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1.1选中你需要转换的文字,右键->Selection->Uppercase或Lowercase,即大写或小写
1.2设置快捷键,Tools-->Preferences-->Key Configuraction-->Edit/Session/Uppercase或Edit/Session/Lowercase,设置对应快捷键即可
# 2.visual studio #
2.1 大写:Ctrl+Shift+U,小写:Ctrl+Shift+U