{"version":"1.0","provider_name":"Saibam","provider_url":"https:\/\/saibam.com.br\/excel","author_name":"admin","author_url":"https:\/\/saibam.com.br\/excel\/author\/admin-2\/","title":"IsNull - Saibam","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"xNklyzIBGl\"><a href=\"https:\/\/saibam.com.br\/excel\/funcao-isnull-em-vba\/\">IsNull<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/saibam.com.br\/excel\/funcao-isnull-em-vba\/embed\/#?secret=xNklyzIBGl\" width=\"600\" height=\"338\" title=\"&#8220;IsNull&#8221; &#8212; Saibam\" data-secret=\"xNklyzIBGl\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/saibam.com.br\/excel\/wp-includes\/js\/wp-embed.min.js\n\/* ]]> *\/\n<\/script>\n","description":"A fun\u00e7\u00e3o IsNull em VBA \u00e9 uma ferramenta essencial para verificar se uma vari\u00e1vel cont\u00e9m um valor nulo. Ela \u00e9 especialmente \u00fatil quando se trabalha com bancos de dados ou conjuntos de dados que podem conter valores nulos. A fun\u00e7\u00e3o IsNull retorna um valor booleano indicando se a vari\u00e1vel \u00e9 nula (True) ou n\u00e3o (False). Isso permite aos programadores tomarem decis\u00f5es e realizar opera\u00e7\u00f5es baseadas na presen\u00e7a ou aus\u00eancia de valores nulos em suas vari\u00e1veis."}