Deprecation: #76104 - Deprecated single slash comments in TypoScript¶
See Issue #76104
Double slash one-line comments are standard in many languages. Make them standard for TypoScript, too.
One-line comments must start with two forward slashes as the first non-blank characters and should be followed by a whitespace.
/ Line comment headed by single slash
The TypoScript developer receives a deprecation warning with line number.
Installations using a single slash to indicate a comment.
Use double slashes (//) or hash (#) for comments in Typoscript.