\documentclass[10pt,a4paper]{article}

% Packages
\usepackage{fancyhdr}           % For header and footer
\usepackage{multicol}           % Allows multicols in tables
\usepackage{tabularx}           % Intelligent column widths
\usepackage{tabulary}           % Used in header and footer
\usepackage{hhline}             % Border under tables
\usepackage{graphicx}           % For images
\usepackage{xcolor}             % For hex colours
%\usepackage[utf8x]{inputenc}    % For unicode character support
\usepackage[T1]{fontenc}        % Without this we get weird character replacements
\usepackage{colortbl}           % For coloured tables
\usepackage{setspace}           % For line height
\usepackage{lastpage}           % Needed for total page number
\usepackage{seqsplit}           % Splits long words.
%\usepackage{opensans}          % Can't make this work so far. Shame. Would be lovely.
\usepackage[normalem]{ulem}     % For underlining links
% Most of the following are not required for the majority
% of cheat sheets but are needed for some symbol support.
\usepackage{amsmath}            % Symbols
\usepackage{MnSymbol}           % Symbols
\usepackage{wasysym}            % Symbols
%\usepackage[english,german,french,spanish,italian]{babel}              % Languages

% Document Info
\author{aprox}
\pdfinfo{
  /Title (javascript-dom-manipulation.pdf)
  /Creator (Cheatography)
  /Author (aprox)
  /Subject (javascript DOM manipulation Cheat Sheet)
}

% Lengths and widths
\addtolength{\textwidth}{6cm}
\addtolength{\textheight}{-1cm}
\addtolength{\hoffset}{-3cm}
\addtolength{\voffset}{-2cm}
\setlength{\tabcolsep}{0.2cm} % Space between columns
\setlength{\headsep}{-12pt} % Reduce space between header and content
\setlength{\headheight}{85pt} % If less, LaTeX automatically increases it
\renewcommand{\footrulewidth}{0pt} % Remove footer line
\renewcommand{\headrulewidth}{0pt} % Remove header line
\renewcommand{\seqinsert}{\ifmmode\allowbreak\else\-\fi} % Hyphens in seqsplit
% This two commands together give roughly
% the right line height in the tables
\renewcommand{\arraystretch}{1.3}
\onehalfspacing

% Commands
\newcommand{\SetRowColor}[1]{\noalign{\gdef\RowColorName{#1}}\rowcolor{\RowColorName}} % Shortcut for row colour
\newcommand{\mymulticolumn}[3]{\multicolumn{#1}{>{\columncolor{\RowColorName}}#2}{#3}} % For coloured multi-cols
\newcolumntype{x}[1]{>{\raggedright}p{#1}} % New column types for ragged-right paragraph columns
\newcommand{\tn}{\tabularnewline} % Required as custom column type in use

% Font and Colours
\definecolor{HeadBackground}{HTML}{333333}
\definecolor{FootBackground}{HTML}{666666}
\definecolor{TextColor}{HTML}{333333}
\definecolor{DarkBackground}{HTML}{A3A3A3}
\definecolor{LightBackground}{HTML}{F3F3F3}
\renewcommand{\familydefault}{\sfdefault}
\color{TextColor}

% Header and Footer
\pagestyle{fancy}
\fancyhead{} % Set header to blank
\fancyfoot{} % Set footer to blank
\fancyhead[L]{
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{C}
    \SetRowColor{DarkBackground}
    \vspace{-7pt}
    {\parbox{\dimexpr\textwidth-2\fboxsep\relax}{\noindent
        \hspace*{-6pt}\includegraphics[width=5.8cm]{/web/www.cheatography.com/public/images/cheatography_logo.pdf}}
    }
\end{tabulary}
\columnbreak
\begin{tabulary}{11cm}{L}
    \vspace{-2pt}\large{\bf{\textcolor{DarkBackground}{\textrm{javascript DOM manipulation Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{aprox} via \textcolor{DarkBackground}{\uline{cheatography.com/154926/cs/33150/}}}
\end{tabulary}
\end{multicols}}

\fancyfoot[L]{ \footnotesize
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{LL}
  \SetRowColor{FootBackground}
  \mymulticolumn{2}{p{5.377cm}}{\bf\textcolor{white}{Cheatographer}}  \\
  \vspace{-2pt}aprox \\
  \uline{cheatography.com/aprox} \\
  \end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}}  \\
   \vspace{-2pt}Not Yet Published.\\
   Updated 14th July, 2022.\\
   Page {\thepage} of \pageref{LastPage}.
\end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Sponsor}}  \\
  \SetRowColor{white}
  \vspace{-5pt}
  %\includegraphics[width=48px,height=48px]{dave.jpeg}
  Measure your website readability!\\
  www.readability-score.com
\end{tabulary}
\end{multicols}}




\begin{document}
\raggedright
\raggedcolumns

% Set font size to small. Switch to any value
% from this page to resize cheat sheet text:
% www.emerson.emory.edu/services/latex/latex_169.html
\footnotesize % Small font.


\begin{tabularx}{17.67cm}{x{8.635 cm} x{8.635 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{17.67cm}}{\bf\textcolor{white}{Getting elements}}  \tn
% Row 0
\SetRowColor{LightBackground}
{\bf{document.getElementById(id)}} & Gets a single element based on its id attribute. \tn 
% Row Count 3 (+ 3)
% Row 1
\SetRowColor{white}
{\bf{document.querySelector(cssSelector):}} & Gets a single element based on a CSS selector. If multiple **elements match the selector, returns the first one. \tn 
% Row Count 9 (+ 6)
% Row 2
\SetRowColor{LightBackground}
{\bf{document.querySelectorAll(cssSelector)}} & Gets all elements matching a CSS selector as a NodeList. \tn 
% Row Count 12 (+ 3)
% Row 3
\SetRowColor{white}
{\bf{document.getElementsByTagName(tagName)}} & Gets all elements with a specific HTML tag as an HTMLCollection. \tn 
% Row Count 16 (+ 4)
% Row 4
\SetRowColor{LightBackground}
{\bf{document.getElementsByClassName(className)}} & Gets all elements with a specific class as an HTMLCollection. \tn 
% Row Count 20 (+ 4)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{17.67cm}{x{6.908 cm} x{10.362 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{17.67cm}}{\bf\textcolor{white}{Sizes and Scrolling}}  \tn
% Row 0
\SetRowColor{LightBackground}
\seqsplit{window.innerWidth} & The width of the browser window \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
\seqsplit{window.innerHeight} & The height of the browser window \tn 
% Row Count 4 (+ 2)
% Row 2
\SetRowColor{LightBackground}
\seqsplit{window.getComputedStyle(el)} & Gets styles as they are currently rendered on the page, converted to pixels. \tn 
% Row Count 8 (+ 4)
% Row 3
\SetRowColor{white}
el.clientHeight & The height of visible content and padding \tn 
% Row Count 10 (+ 2)
% Row 4
\SetRowColor{LightBackground}
el.offsetHeight & The height of visible content, padding, borders and scrollbars \tn 
% Row Count 13 (+ 3)
% Row 5
\SetRowColor{white}
el.scrollHeight & The height of all content and padding, including content scrolled out of view \tn 
% Row Count 17 (+ 4)
% Row 6
\SetRowColor{LightBackground}
el.offsetTop & The distance from the outer top border of the element to the inner top border of the nearest positioned parent \tn 
% Row Count 22 (+ 5)
% Row 7
\SetRowColor{white}
\seqsplit{el.scrollIntoView()} & Scrolls the container so the element is in view \tn 
% Row Count 24 (+ 2)
% Row 8
\SetRowColor{LightBackground}
\seqsplit{el.scrollTo(optionsObj)} & Scrolls the element to a specified top value in the options object. Additionally, behavior: 'smooth' will create a smooth transition. \tn 
% Row Count 30 (+ 6)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{17.67cm}{x{7.7715 cm} x{9.4985 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{17.67cm}}{\bf\textcolor{white}{Adding And Removing Elements}}  \tn
% Row 0
\SetRowColor{LightBackground}
\seqsplit{document.createElement(tag)} & Creates a new HTML element. \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
\seqsplit{document.createTextNode(text)} & Creates a text node as an alternative to setting textContent. \tn 
% Row Count 5 (+ 3)
% Row 2
\SetRowColor{LightBackground}
\seqsplit{document.createDocumentFragment()} & Creates a document fragment, which is useful for appending multiple elements at once after a loop. \tn 
% Row Count 10 (+ 5)
% Row 3
\SetRowColor{white}
\seqsplit{el.appendChild(el)} & Appends an element to the end of the contents of another element. \tn 
% Row Count 13 (+ 3)
% Row 4
\SetRowColor{LightBackground}
el.append(node1, ...) & Appends 1 or more nodes (elements or text) to the end of the contents of another element. * element.prepend(node1, node2, ...): Prepends 1 or more nodes (elements or text) to the beginning of the contents of another element. \tn 
% Row Count 24 (+ 11)
% Row 5
\SetRowColor{white}
el.remove() & Removes the element from the DOM \tn 
% Row Count 26 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{17.67cm}{x{7.9442 cm} x{9.3258 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{17.67cm}}{\bf\textcolor{white}{Setting Attributes}}  \tn
% Row 0
\SetRowColor{LightBackground}
el.style.property & Sets a CSS property using inline styles, although CSS classes should usually be preferred. The style object will only contain inline styles, not those set with CSS. \tn 
% Row Count 8 (+ 8)
% Row 1
\SetRowColor{white}
\seqsplit{el.setAttribute('attribute'},'val') & Sets an HTML attribute to a specific value. \tn 
% Row Count 11 (+ 3)
% Row 2
\SetRowColor{LightBackground}
el.textContent & The text content of an element, including that of any children. Note: this is slightly different \seqsplit{from element.innerText}, which only gets text that is actually rendered \seqsplit{and element.innerHTML which} gets the entire HTML code as a string. \tn 
% Row Count 23 (+ 12)
% Row 3
\SetRowColor{white}
el.attribute & An alternative to \seqsplit{the setAttribute function}, attributes can be directly edited via their property name. For example, element.value would get the value attribute of the element. \tn 
% Row Count 32 (+ 9)
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{17.67cm}{x{7.9442 cm} x{9.3258 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{17.67cm}}{\bf\textcolor{white}{Setting Attributes (cont)}}  \tn
% Row 4
\SetRowColor{LightBackground}
el.classList & An object for updating CSS classes. Specifically, this contains 3 primary \seqsplit{functions: add(className)}, remove(className) and toggle(className). \tn 
% Row Count 7 (+ 7)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}



\end{document}