Most programming and markup languages support the notion of “comments”, or regions of code which are ignored by the compiler/interpreter. jEdit has commands which make inserting comments more convenient.
Comment strings are mode-specific, and some in some modes such as HTML different parts of a buffer can have different comment strings. For example, in HTML files, different comment strings are used for HTML text and inline JavaScript.
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(shortcut: C+e C+c) encloses the
selection with comment start and end strings, for example /*
and */ in Java mode.
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(shortcut: C+e C+k) inserts the
line comment string, for example // in Java mode,
at the start of each selected line.