<script> var LINE = 166; function $(selector, node){ var elements; node = node || document; if(document.querySelectorAll){ elements = node.querySelectorAll(selector); } else { switch(selector.substr(0, 1)){ case '#': elements = [node.getElementById(selector.substr(1))]; break; case '.': if(document.getElementsByClassName){ elements = node.getElementsByClassName(selector.substr(1)); } else { elements = get_elements_by_class(selector.substr(1), node); } break; default: elements = node.getElementsByTagName(); } } return elements; function get_elements_by_class(search_class, node, tag) { var elements = [], eles, pattern = new RegExp('(^|\\s)' + search_class + '(\\s|$)'); node = node || document; tag = tag || '*'; eles = node.getElementsByTagName(tag); for(var i = 0; i < eles.length; i++) { if(pattern.test(eles[i].className)) { elements.push(eles[i]) } } return elements; } } $.getScript = function(src, func){ var script = document.createElement('script'); script.async = 'async'; script.src = src; script.onload = func || function(){}; $('head')[0].appendChild(script); } ;(function(){ var files = $('.toggle'); var ol = $('ol', $('.prettyprint')[0]); var li = $('li', ol[0]); // 短路径和长路径变换 for(var i = 0; i < files.length; i++){ files[i].ondblclick = function(){ var title = this.title; this.title = this.innerHTML; this.innerHTML = title; } } // 设置出错行 var err_line = $('.line-' + LINE, ol[0])[0]; err_line.className = err_line.className + ' line-error'; $.getScript('//cdn.bootcss.com/prettify/r298/prettify.min.js', function(){ prettyPrint(); // 解决Firefox浏览器一个很诡异的问题 // 当代码高亮后，ol的行号莫名其妙的错位 // 但是只要刷新li里面的html重新渲染就没有问题了 if(window.navigator.userAgent.indexOf('Firefox') >= 0){ ol[0].innerHTML = ol[0].innerHTML; } }); })(); </script>