hasSVG = win.SVGAngle || doc.implementation.hasFeature("http://www.w3.org/TR/SVG11/feature#BasicStructure", "1.1"), isIE = /msie/i.test(navigator.userAgent) && !win.opera, path = hasSVG?'d':'path', seal = hasSVG?'z':'e', ...
www.dbjr.com.cn/article/593...htm 2025-6-4