How do I change the foreground text color of (local variable '... 'is never used) in code.

我怎样改变前景文本颜色(局部变量“……从未被使用)代码。”

youdao

In most development environments, keywords are displayed in a different color; if you try to use one as a variable name, you'll know.

因为一般大多数的开发环境里面，关键词都会有区别于普通代码的颜色提示你，你要是用他们做变量名了，一看就会知道的。

youdao

Using the selective excitation produced by controlling the electron energy, we have realized variable color luminescence in ionized gases.

采用控制电子能量产生选择性激发，实现了电离气体变色发光。

youdao