Regular expression to remove comment statements in javascript_javascript tips

Copy code The code is as follows:

function removeJsComments(code)
{ 
return code.replace(/(?:^|n|r)s*/*[sS]*?*/s*(?:r|n|$)/g, 'n').replace(/(? :^|n|r)s*//.*(?:r|n|$)/g, 'n');
}

Multi-line comments:

Copy code The code is as follows:

/(?:^|n| r)s*/*[sS]*?*/s*(?:r|n|$)/g

Single line comment:

Copy code The code is as follows:

/(?:^|n|r )s*//.*(?:r|n|$)/g