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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

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<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


HTMLCollection item() 메서드

예시

이 문서의 첫 번째 <p> 요소의 HTML 콘텐츠를 가져옵니다.

function myFunction() {
  var x = document.getElementsByTagName("P").item(0);
  alert(x.innerHTML);
}

정의 및 사용

item()메서드는 HTMLCollection의 지정된 인덱스에 있는 요소를 반환합니다.

요소는 소스 코드에 나타나는 대로 정렬되며 인덱스는 0에서 시작합니다.

속기 방법도 사용할 수 있으며 동일한 결과를 생성합니다.

var x = document.getElementsByTagName("P")[0];

브라우저 지원

Method
item() Yes Yes Yes Yes Yes

통사론

HTMLCollection.item(index)
또는:
HTMLCollection[index]

매개변수 값

Parameter Type Description
index Number Required. The index of the element you want to return.

Note: The index starts at 0


반환 값

지정된 인덱스의 요소를 나타내는 Element 개체 입니다 .

인덱스 번호가 범위를 벗어나면 null 을 반환 합니다.


더 많은 예

예시

첫 번째 <p> 요소의 HTML 콘텐츠를 변경합니다.

document.getElementsByTagName("P").item(0).innerHTML = "Paragraph changed";

예시

class="myclass"인 모든 요소를 ​​반복하고 배경색을 변경합니다.

var x = document.getElementsByClassName("myclass");

for (i = 0; i < x.length; i++) {
  x.item(i).style.backgroundColor = "red";
}

예시

<div> 요소 안에 있는 첫 번째 <p> 요소의 HTML 콘텐츠를 가져옵니다.

var div = document.getElementById("myDIV");
var x = div.getElementsByTagName("P").item(0).innerHTML;

관련 페이지

HTMLCollection: 속성 길이

HTML 요소: getElementsByClassName() 메서드

HTML 요소: getElementsByTagName() 메서드