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HTML DOM

DOM Document DOM Element DOM Attributes DOM Events DOM Event Objects DOM HTMLCollection DOM Style
alignContent alignItems alignSelf animation animationDelay animationDirection animationDuration animationFillMode animationIterationCount animationName animationTimingFunction animationPlayState background backgroundAttachment backgroundColor backgroundImage backgroundPosition backgroundRepeat backgroundClip backgroundOrigin backgroundSize backfaceVisibility border borderBottom borderBottomColor borderBottomLeftRadius borderBottomRightRadius borderBottomStyle borderBottomWidth borderCollapse borderColor borderImage borderImageOutset borderImageRepeat borderImageSlice borderImageSource borderImageWidth borderLeft borderLeftColor borderLeftStyle borderLeftWidth borderRadius borderRight borderRightColor borderRightStyle borderRightWidth borderSpacing borderStyle borderTop borderTopColor borderTopLeftRadius borderTopRightRadius borderTopStyle borderTopWidth borderWidth bottom boxShadow boxSizing captionSide caretColor clear clip color columnCount columnFill columnGap columnRule columnRuleColor columnRuleStyle columnRuleWidth columns columnSpan columnWidth counterIncrement counterReset cursor direction display emptyCells filter flex flexBasis flexDirection flexFlow flexGrow flexShrink flexWrap cssFloat font fontFamily fontSize fontStyle fontVariant fontWeight fontSizeAdjust height isolation justifyContent left letterSpacing lineHeight listStyle listStyleImage listStylePosition listStyleType margin marginBottom marginLeft marginRight marginTop maxHeight maxWidth minHeight minWidth objectFit objectPosition opacity order orphans outline outlineColor outlineOffset outlineStyle outlineWidth overflow overflowX overflowY padding paddingBottom paddingLeft paddingRight paddingTop pageBreakAfter pageBreakBefore pageBreakInside perspective perspectiveOrigin position quotes resize right scrollBehavior tableLayout tabSize textAlign textAlignLast textDecoration textDecorationColor textDecorationLine textDecorationStyle textIndent textOverflow textShadow textTransform top transform transformOrigin transformStyle transition transitionProperty transitionDuration transitionTimingFunction transitionDelay unicodeBidi userSelect verticalAlign visibility width wordBreak wordSpacing wordWrap widows zIndex

Web APIs

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HTML Objects

<a> <abbr> <address> <area> <article> <aside> <audio> <b> <base> <bdo> <blockquote> <body> <br> <button> <canvas> <caption> <cite> <code> <col> <colgroup> <datalist> <dd> <del> <details> <dfn> <dialog> <div> <dl> <dt> <em> <embed> <fieldset> <figcaption> <figure> <footer> <form> <head> <header> <h1> - <h6> <hr> <html> <i> <iframe> <img> <ins> <input> button <input> checkbox <input> color <input> date <input> datetime <input> datetime-local <input> email <input> file <input> hidden <input> image <input> month <input> number <input> password <input> radio <input> range <input> reset <input> search <input> submit <input> text <input> time <input> url <input> week <kbd> <label> <legend> <li> <link> <map> <mark> <menu> <menuitem> <meta> <meter> <nav> <object> <ol> <optgroup> <option> <output> <p> <param> <pre> <progress> <q> <s> <samp> <script> <section> <select> <small> <source> <span> <strong> <style> <sub> <summary> <sup> <table> <tbody> <td> <tfoot> <th> <thead> <tr> <textarea> <time> <title> <track> <u> <ul> <var> <video>

Other References

CSSStyleDeclaration JS Conversion


Metoda setAttributeNode() HTML DOM

❮ Objekt prvku

Příklad

Nastavte uzel atributu třídy prvku <h1>:

var h1 = document.getElementsByTagName("H1")[0];   // Get the first <h1> element in the document
var att = document.createAttribute("class");       // Create a "class" attribute
att.value = "democlass";                           // Set the value of the class attribute
h1.setAttributeNode(att);                          // Add the class attribute to <h1>

Před nastavením uzlu atributu:

Hello World

Po nastavení uzlu atributu:

Hello World

Další příklady „Vyzkoušejte si to sami“ níže.


Definice a použití

Metoda setAttributeNode() přidá zadaný uzel atributu k prvku.

Pokud zadaný atribut již existuje, tato metoda jej nahradí.

Návratovou hodnotou této metody je objekt Attr. Další informace naleznete v tématu Objekt atributu HTML DOM .

Viz také metoda setAttribute() .

Tip: Pomocí metody removeAttributeNode() odeberte uzel atributu z prvku.


Podpora prohlížeče

Method
setAttributeNode() Yes Yes Yes Yes Yes

Syntax

element.setAttributeNode(attributenode)

Hodnoty parametrů

Parameter Type Description
attributenode Attr object Required. The attribute node you want to add


Technické údaje

Návratová hodnota: Objekt Attr představující nahrazený uzel atributu, pokud existuje, jinak má hodnotu null
Verze DOM Základní objekt prvku úrovně 1

Další příklady

Příklad

Nastavte uzel atributu href prvku <a>:

var anchor = document.getElementById("myAnchor");  // Get the <a> element with id="myAnchor"
var att = document.createAttribute("href");        // Create a "href" attribute
att.value = "https://www.w3schools.com";            // Set the value of the href attribute
anchor.setAttributeNode(att);                      // Add the href attribute to <a>

Před nastavením uzlu atributu:

Go to w3schools.com

Po nastavení uzlu atributu:


Související stránky

HTML kurz: HTML atributy

Odkaz HTML DOM: Objekt atributů HTML DOM

Odkaz HTML DOM: metoda setAttribute().

Odkaz HTML DOM: metoda document.createAttribute() .

HTML DOM Reference: atribut .value Property

Odkaz HTML DOM: metoda getAttributeNode() .

Reference HTML DOM: metoda removeAttributeNode().


❮ Objekt prvku