Warning: SyntaxError: Using //@ to indicate sourceURL pragmas is deprecated. Use //# instead Warning: SyntaxError: Using //@ to indicate sourceMappingURL pragmas is deprecated. Use //# instead
A warning that a
What went wrong?
The source map specification changed the syntax due to a conflict with IE whenever it was found in the page after
//@cc_on was interpreted to turn on conditional compilation in the IE JScript engine. The conditional compilation comment in IE is a little known feature, but it broke source maps with jQuery and other libraries.
Syntax with the "@" sign is deprecated.
Use the "#" sign instead.
|Feature||Chrome||Firefox (Gecko)||Internet Explorer||Opera||Safari|
|New syntax||(Yes)||24 (24)||?||(Yes)||(Yes)|
|Feature||Android||Chrome for Android||Firefox Mobile (Gecko)||IE Mobile||Opera Mobile||Safari Mobile|
|New syntax||?||?||24.0 (24)||?||?||?|