10 examples of 'jquery add data attribute' in JavaScript

5
function addData(elem, name) {
6
    return elem[name] || (elem[name] = {})
7
}

22
function addAttribute(attribute, value) {
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	var attributes = filterUrl.getQueryVar(attribute);
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	if (!attributes) {
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		attributes = value;
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	} else {
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		if (attributes.indexOf(value) == -1) {
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			attributes += ',' + value;
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		}
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	}
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	filterUrl = filterUrl.addQueryVar(attribute, attributes);
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	return filterUrl;
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}

59
function getDataAttribute(element, name) {
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    if ('dataset' in element) {
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        return element.dataset[name];
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    } else {
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        return element.getAttribute('data-' + hyphenize(name));
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    }
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}

130
function datasetSet(element, attribute, value) {
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  if(element.dataset) {
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    element.dataset[attribute] = value;
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    return;
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  }
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  return element.setAttribute('data-' + attribute, value);
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}

275
function getDataAttribute( element, attribute ) {
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	if ( supportsDataset ) {
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		return element.dataset[attribute];
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	}
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	else {
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		return element.getAttribute( 'data-' + attribute );
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	}
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}

37
function setData(element, name, value) {
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	log(['setData ' + name + ': ' + value, element], 8, logGroup);
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	element.dataset[name] = value;
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}

195
function data(el, prop, value) {
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  var prefix = 'data';
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  var elData = el[prefix] || {};
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  if (typeof value === 'undefined') {
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    if (el[prefix] && el[prefix][prop]) {
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      return el[prefix][prop];
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    } else {
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      var dataAttr = el.getAttribute(prefix + '-' + prop);
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      if (typeof dataAttr !== 'undefined') {
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        return dataAttr;
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      }
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      return null;
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    }
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  } else {
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    elData[prop] = value;
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    el[prefix] = elData;
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    return el;
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  }
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}

9
function addData (element: HTMLElement, key: string, value?: any): HTMLElement|configuration|string|void {
10
  if (value === undefined) {
11
    return element && element.h5s && element.h5s.data && element.h5s.data[key]
12
  } else {
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    element.h5s = element.h5s || {}
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    element.h5s.data = element.h5s.data || {}
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    element.h5s.data[key] = value
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  }
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}

44
function dataAttr( el, attr ) {
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    var data = el.getAttribute( 'data-' + attr );
46
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    try {    // JSON.parse可能报错
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        // 当data===null表示，没有此属性
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        data = data === null ? undefined : data === 'true' ? true :
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                data === 'false' ? false : data === 'null' ? null :
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                // 如果是数字类型，则将字符串类型转成数字类型
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                +data + '' === data ? +data :
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                /(?:\{[\s\S]*\}|\[[\s\S]*\])$/.test( data ) ?
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                JSON.parse( data ) : data;
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    } catch ( ex ) {
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        data = undefined;
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    }
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    return data;
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}

492
setData(el, name: string, value: string) { this.setAttribute(el, 'data-' + name, value); }