RVL has two types of single line comments depending on the purpose.
Sometimes comment is used to exclude line of code from execution.
There is a special type of single row comments intended to put long text comments into the document.
Single row comment is displayed as long text providing that: 1. Flow is set to
// 2. Text is completely typed into the
Type cell. 3. Other cells after
Type are empty.
In such case the text is displayed through the whole line: