[1] PI Parameters - XSLT | MDN ( (10/1/2013, 7:20:54 AM 版)) <https://developer.mozilla.org/en-US/docs/XSLT/PI_Parameters>
[2] Bug 32950 – support "xslt-param" processing instruction for XSLT parameters ( (10/11/2013, 6:02:11 AM 版)) <https://bugs.webkit.org/show_bug.cgi?id=32950>
Google search: xslt-param