Negating Expressions

When you use code completion in Java, you can finish selection from the suggestion list with an exclamation mark. So doing, the exclamation mark will be placed before a Boolean method or variable being completed, thus negating the whole expression.

To negate an expression

Start typing an expression, and press Ctrl+Space.
In the suggestion list, select the desired part of the expression.
Press ! key. Your expression is completed with negation:

```

Procedures:

Auto-Completing Code

Reference:

Code Completion

Getting Started:

Editor

Last modified: 21 March 2017