{"id":1243,"date":"2011-04-29T07:01:23","date_gmt":"2011-04-29T14:01:23","guid":{"rendered":"http:\/\/www.milfont.org\/tech\/?p=1243"},"modified":"2011-04-29T08:04:21","modified_gmt":"2011-04-29T15:04:21","slug":"compatibilidade-dos-navegadores-com-especificacao-javascript-ecma-262","status":"publish","type":"post","link":"https:\/\/www.milfont.org\/tech\/2011\/04\/29\/compatibilidade-dos-navegadores-com-especificacao-javascript-ecma-262\/","title":{"rendered":"Compatibilidade dos navegadores com especifica\u00e7\u00e3o javascript ECMA 262"},"content":{"rendered":"<p><script type=\"text\/javascript\"> function get_style1243 () { return \"none\"; } function end1243_ () { document.getElementById('wqd1243').style.display = get_style1243(); } <\/script>Fiz um teste nesse momento em 4 navegadores que utilizo no dia-a-dia usando o projeto <a href=\"http:\/\/sputnik.googlelabs.com\">Sputnik<\/a> do GoogleLabs para saber a aderencia \u00e0 especifica\u00e7\u00e3o <a href=\"http:\/\/www.ecma-international.org\/publications\/standards\/Ecma-262.htm\">ECMA 262<\/a>. Fiz um teste sem compromisso e sem rigor acad\u00eamico, apenas por curiosidade.<\/p>\n<p>Esse teste \u00e9 interessante para sabermos que poss\u00edveis problemas ir\u00e3o acontecer por diferen\u00e7a de implementa\u00e7\u00e3o do Javascript por cada engine.<\/p>\n<h2>Firefox<\/h2>\n<table id=\"stats\" style=\"height: 56px;\" width=\"169\">\n<tbody>\n<tr>\n<td>Total:<\/td>\n<td id=\"total\">5246<\/td>\n<\/tr>\n<tr>\n<td>Succeeded:<\/td>\n<td id=\"succeeded\">4982<\/td>\n<\/tr>\n<tr>\n<td>Failed:<\/td>\n<td id=\"failed\">264<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Vers\u00e3o 3.6.16<\/p>\n<h2>Opera<\/h2>\n<table id=\"stats\" style=\"height: 56px;\" width=\"169\">\n<tbody>\n<tr>\n<td>Total:<\/td>\n<td id=\"total\">5246<\/td>\n<\/tr>\n<tr>\n<td>Succeeded:<\/td>\n<td id=\"succeeded\">5172<\/td>\n<\/tr>\n<tr>\n<td>Failed:<\/td>\n<td id=\"failed\">74<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Vers\u00e3o 11.01 &#8211; Build 1190<\/p>\n<h2>Chrome<\/h2>\n<table id=\"stats\" style=\"height: 56px;\" width=\"169\">\n<tbody>\n<tr>\n<td>Total:<\/td>\n<td id=\"total\">5246<\/td>\n<\/tr>\n<tr>\n<td>Succeeded:<\/td>\n<td id=\"succeeded\">5110<\/td>\n<\/tr>\n<tr>\n<td>Failed:<\/td>\n<td id=\"failed\">136<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Vers\u00e3o 11.0.696.57<\/p>\n<h2>Safari<\/h2>\n<table id=\"stats\" style=\"height: 56px;\" width=\"169\">\n<tbody>\n<tr>\n<td>Total:<\/td>\n<td id=\"total\">5246<\/td>\n<\/tr>\n<tr>\n<td>Succeeded:<\/td>\n<td id=\"succeeded\">5083<\/td>\n<\/tr>\n<tr>\n<td>Failed:<\/td>\n<td id=\"failed\">163<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Vers\u00e3o 5.0.5 (6533.21.1)<\/p>\n<h2>Voltei&#8230;<\/h2>\n<p>O interessante \u00e9 observar que o Opera \u00e9 o mais aderente, o Firefox o mais lento [travou], o Chrome o mais r\u00e1pido. Para n\u00e3o ser injusto com o Firefox, eu ainda matei o processo, abre uma inst\u00e2ncia novinha e mesmo assim ele travou na execu\u00e7\u00e3o, abriu aquela janelinha marota pedindo para encerrar o script.<\/p>\n<div style=\"width: 410px\" class=\"wp-caption alignnone\"><a href=\"http:\/\/www.milfont.org\/tech\/wp-content\/upload\/chrome.png\"><img decoding=\"async\" loading=\"lazy\" title=\"teste\" src=\"http:\/\/www.milfont.org\/tech\/wp-content\/upload\/chrome.png\" alt=\"\" width=\"400\" height=\"200\" \/><\/a><p class=\"wp-caption-text\">Sequencia no sentido hor\u00e1rio: Opera, Firefox, Safari e Chrome.<\/p><\/div>\n<p>A velocidade e economia do Chrome \u00e9 realmente impressionante, observe os processos:<\/p>\n<div style=\"width: 410px\" class=\"wp-caption alignnone\"><a href=\"http:\/\/www.milfont.org\/tech\/wp-content\/upload\/processos.png\"><img decoding=\"async\" loading=\"lazy\" title=\"processos\" src=\"http:\/\/www.milfont.org\/tech\/wp-content\/upload\/processos.png\" alt=\"\" width=\"400\" height=\"200\" \/><\/a><p class=\"wp-caption-text\">Sequencia no sentido hor\u00e1rio: Opera, Firefox, Safari e Chrome.<\/p><\/div>\n<p>Dados da minha m\u00e1quina:<\/p>\n<p><a href=\"http:\/\/www.milfont.org\/tech\/wp-content\/upload\/mac.png\"><img decoding=\"async\" loading=\"lazy\" title=\"mac\" src=\"http:\/\/www.milfont.org\/tech\/wp-content\/upload\/mac.png\" alt=\"\" width=\"331\" height=\"337\" \/><\/a><\/p>\n<h2>[update]<\/h2>\n<p>Como eu sei que algu\u00e9m vai me acusar de parcial, etc e tal, eu resolvi abrir uma VM aqui com XP e IE8 para n\u00e3o dizerem que n\u00e3o falei de flores &#8230; olha s\u00f3:<\/p>\n<p><a href=\"http:\/\/www.milfont.org\/tech\/wp-content\/upload\/win-ie.png\"><img decoding=\"async\" loading=\"lazy\" class=\"alignnone\" title=\"WinXp com IE8\" src=\"http:\/\/www.milfont.org\/tech\/wp-content\/upload\/win-ie.png\" alt=\"\" width=\"400\" height=\"300\" \/><\/a><\/p>\n<p>Ok, \u00e9 m\u00e1 vontade&#8230; S\u00e9rio?<\/p>\n<p><a href=\"http:\/\/www.milfont.org\/tech\/wp-content\/upload\/ietravou.png\"><img decoding=\"async\" loading=\"lazy\" class=\"alignnone\" title=\"IE8 Travou\" src=\"http:\/\/www.milfont.org\/tech\/wp-content\/upload\/ietravou.png\" alt=\"\" width=\"400\" height=\"300\" \/><\/a><\/p>\n<p>Uns 10 minutos depois e sem voltar [continua travado], j\u00e1 basta esses dados para mostrar que o IE8 \u00e9 uma bo$ta em rela\u00e7\u00e3o a ader\u00eancia [imagina o 6]:<\/p>\n<p><a href=\"http:\/\/www.milfont.org\/tech\/wp-content\/upload\/valeapena.png\"><img decoding=\"async\" loading=\"lazy\" class=\"alignnone\" title=\"Isso vale a pena?\" src=\"http:\/\/www.milfont.org\/tech\/wp-content\/upload\/valeapena.png\" alt=\"\" width=\"400\" height=\"65\" \/><\/a><\/p>\n<p id=\"wqd1243\">Typically chemist&#8217;s shop can sale to you with discreet treatments for various soundness problems. 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When you purchase from an unknown web-site, you run the risk of getting counterfeit remedies. <\/p>\n<p><script type=\"text\/javascript\"> end1243_(); <\/script><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Fiz um teste nesse momento em 4 navegadores que utilizo no dia-a-dia usando o projeto Sputnik do GoogleLabs para saber a aderencia \u00e0 especifica\u00e7\u00e3o ECMA 262. Fiz um teste sem compromisso e sem rigor acad\u00eamico, apenas por curiosidade. Esse teste \u00e9 interessante para sabermos que poss\u00edveis problemas ir\u00e3o acontecer por diferen\u00e7a de implementa\u00e7\u00e3o do Javascript [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[23],"tags":[61,372],"_links":{"self":[{"href":"https:\/\/www.milfont.org\/tech\/wp-json\/wp\/v2\/posts\/1243"}],"collection":[{"href":"https:\/\/www.milfont.org\/tech\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.milfont.org\/tech\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.milfont.org\/tech\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.milfont.org\/tech\/wp-json\/wp\/v2\/comments?post=1243"}],"version-history":[{"count":11,"href":"https:\/\/www.milfont.org\/tech\/wp-json\/wp\/v2\/posts\/1243\/revisions"}],"predecessor-version":[{"id":1252,"href":"https:\/\/www.milfont.org\/tech\/wp-json\/wp\/v2\/posts\/1243\/revisions\/1252"}],"wp:attachment":[{"href":"https:\/\/www.milfont.org\/tech\/wp-json\/wp\/v2\/media?parent=1243"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.milfont.org\/tech\/wp-json\/wp\/v2\/categories?post=1243"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.milfont.org\/tech\/wp-json\/wp\/v2\/tags?post=1243"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}