JavaScript, and CSS the same commenting characters.
Single Line
// this will work for a single line to be commented out
Multiple Lines
/*
this is work for more
than one line to be commented out
*/
HTML
<!– Commented code is here –>
JavaScript, and CSS the same commenting characters.
Single Line
// this will work for a single line to be commented out
Multiple Lines
/*
this is work for more
than one line to be commented out
*/
HTML
<!– Commented code is here –>
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Not Just SharePoint 