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| author | Peter Bengtsson <mail@peterbe.com> | 2020-12-08 14:42:52 -0500 |
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| committer | Peter Bengtsson <mail@peterbe.com> | 2020-12-08 14:42:52 -0500 |
| commit | 074785cea106179cb3305637055ab0a009ca74f2 (patch) | |
| tree | e6ae371cccd642aa2b67f39752a2cdf1fd4eb040 /files/ru/web/api/htmlelement/offsetleft/index.html | |
| parent | da78a9e329e272dedb2400b79a3bdeebff387d47 (diff) | |
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initial commit
Diffstat (limited to 'files/ru/web/api/htmlelement/offsetleft/index.html')
| -rw-r--r-- | files/ru/web/api/htmlelement/offsetleft/index.html | 81 |
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diff --git a/files/ru/web/api/htmlelement/offsetleft/index.html b/files/ru/web/api/htmlelement/offsetleft/index.html new file mode 100644 index 0000000000..ded2335950 --- /dev/null +++ b/files/ru/web/api/htmlelement/offsetleft/index.html @@ -0,0 +1,81 @@ +--- +title: HTMLElement.offsetLeft +slug: Web/API/HTMLElement/offsetLeft +translation_of: Web/API/HTMLElement/offsetLeft +--- +<div>{{ APIRef("HTML DOM") }}</div> + +<p>Свойство <strong>offsetLeft</strong> содержит левое смещение элемента относительно offsetParent. Содержит расстояние от offsetParent до границы элемента.</p> + +<p>For block-level elements, <code>offsetTop</code>, <code>offsetLeft</code>, <code>offsetWidth</code>, and <code>offsetHeight</code> describe the border box of an element relative to the <code>offsetParent</code>.</p> + +<p>However, for inline-level elements (such as <strong>span</strong>) that can wrap from one line to the next, <code>offsetTop</code> and <code>offsetLeft</code> describe the positions of the <em>first</em> border box (use {{domxref("Element.getClientRects()")}} to get its width and height), while <code>offsetWidth</code> and <code>offsetHeight</code> describe the dimensions of the <em>bounding</em> border box (use {{domxref("Element.getBoundingClientRect()")}} to get its position). Therefore, a box with the left, top, width and height of <code>offsetLeft</code>, <code>offsetTop</code>, <code>offsetWidth</code> and <code>offsetHeight</code> will not be a bounding box for a span with wrapped text.</p> + +<h2 id="Syntax" name="Syntax">Syntax</h2> + +<pre class="eval notranslate"><var>left</var> = <var>element</var>.offsetLeft; +</pre> + +<p><code><var>left</var></code> is an integer representing the offset to the left in pixels <em>from the closest relatively positioned</em> parent element.</p> + +<h2 id="Example" name="Example">Example</h2> + +<pre class="brush: js notranslate">var colorTable = document.getElementById("t1"); +var tOLeft = colorTable.offsetLeft; + +if (tOLeft > 5) { + // large left offset: do something here +} +</pre> + +<p>This example shows a 'long' sentence that wraps within a div with a blue border, and a red box that one might think should describe the boundaries of the span.</p> + +<p><img alt="Image:offsetLeft.jpg" class="internal" src="/@api/deki/files/790/=OffsetLeft.jpg"></p> + +<pre class="brush: html notranslate"><div style="width: 300px; border-color:blue; border-style:solid; border-width:1;"> + <span>Short span. </span> + <span id="longspan">Long span that wraps within this div.</span> +</div> + +<div id="box" style="position: absolute; border-color: red; border-width: 1; border-style: solid; z-index: 10"> +</div> + +<script type="text/javascript"> + var box = document.getElementById("box"); + var longspan = document.getElementById("longspan"); + box.style.left = longspan.offsetLeft + document.body.scrollLeft + "px"; + box.style.top = longspan.offsetTop + document.body.scrollTop + "px"; + box.style.width = longspan.offsetWidth + "px"; + box.style.height = longspan.offsetHeight<span style="line-height: normal;"> + "px"</span><span style="line-height: normal;">; +</span><span style="line-height: normal;"></script> </span></pre> + +<h2 id="Specification" name="Specification">Specification</h2> + +<table class="standard-table"> + <thead> + <tr> + <th scope="col">Specification</th> + <th scope="col">Status</th> + <th scope="col">Comment</th> + </tr> + </thead> + <tbody> + <tr> + <td>{{SpecName('CSSOM View', '#dom-htmlelement-offsetleft', 'offsetLeft')}}</td> + <td>{{Spec2('CSSOM View')}}</td> + <td></td> + </tr> + </tbody> +</table> + +<h2 id="Browser_compatibility">Browser compatibility</h2> + + + +<p>{{Compat("api.HTMLElement.offsetLeft")}}</p> + +<h2 id="See_also" name="See_also">See also</h2> + +<ul> + <li>{{domxref("HTMLElement.offsetParent")}}, {{domxref("HTMLElement.offsetTop")}}, {{domxref("HTMLElement.offsetWidth")}}, {{domxref("HTMLElement.offsetHeight")}}</li> +</ul> |