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<h1>javascript是什么意思(JavaScript的組成與用途)</h1> <p><span>發(fā)布時(shí)間：2022-03-27 09:24:31</span><span>來(lái)源：JavaScript的用途</span><span>作者：西安SEO優(yōu)化</span><span id="0iqci2yyaecu" class="num" id="new_hits">閱讀：<span id="hits" style="margin-left: 0px;margin-right: 18px;"> <script src=/e/public/ViewClick/?classid=45&id=9588&addclick=1></script> </span></span></p> </div> <div id="0iqci2yyaecu" class="explain"><span id="0iqci2yyaecu" class="ag-color">[導(dǎo)讀]：</span><em>JavaScript是一種腳本語(yǔ)言，簡(jiǎn)稱js，主要是用來(lái)給html增加動(dòng)態(tài)功能的。主要用于客戶端網(wǎng)頁(yè)開發(fā)，也就是我們平時(shí)所說(shuō)的js;屬于解釋性腳</em></div> <div id="0iqci2yyaecu" class="words content_lunbo" id="nsbody"> <p>　　JavaScript是一種腳本語(yǔ)言，簡(jiǎn)稱js，主要是用來(lái)給html增加動(dòng)態(tài)功能的。主要用于客戶端網(wǎng)頁(yè)開發(fā)，也就是我們平時(shí)所說(shuō)的js;屬于解釋性腳本語(yǔ)言，最早是在HTML網(wǎng)頁(yè)上使用的，主要用來(lái)給網(wǎng)頁(yè)增添動(dòng)態(tài)效果。</p> <h2>　　JavaScript的組成：</h2> <p>　　1、ECMAScript：JavaScript的語(yǔ)法和基本對(duì)象;</p> <p>　　2、文檔對(duì)象模型DOM：處理網(wǎng)頁(yè)內(nèi)容的方法和接口;</p> <p>　　3、瀏覽器對(duì)象模型BOM：處理與瀏覽器進(jìn)行交互的方法和接口;</p> <p> <img alt="javascript是什么意思(JavaScript的組成與用途) 第1張" title="javascript是什么意思(JavaScript的組成與用途) 第1張" src="http://m.powerphone.com.cn/d/file/wzjszs/2022-03-27/701d5a5b3d53187a18e244e5b73e6106.jpg"></p> <h2>　　JavaScript主要用于：</h2> <p>　　1、動(dòng)態(tài)嵌入HTML頁(yè)面和修改CSS樣式;</p> <p>　　2、與瀏覽器進(jìn)行交互;</p> <p>　　3、可以操作HTML元素;</p> <p>　　4、可以在數(shù)據(jù)提交到服務(wù)器之前進(jìn)行校驗(yàn);</p> <p>　　5、控制cookie;</p> <p>　　6、基于Node.js技術(shù)進(jìn)行服務(wù)器端編程;</p> <p>　　JavaScript以前不叫JavaScript，首先明確區(qū)分，JavaScript并非JAVA，這是很多人容易混淆的，只是推出的時(shí)候市面上最火的是java語(yǔ)言，于是借著Java的牌子改成了JavaScript。</p> <p>　　JavaScript廣泛用于前端頁(yè)面交互，JavaScript主要作為客戶端腳本語(yǔ)言應(yīng)用于瀏覽器中，可以直接嵌入html代碼里，右鍵頁(yè)面——查看網(wǎng)頁(yè)源代碼，可以看到結(jié)尾為“.js”的就是JavaScript程序。有的是直接寫在html文件中的，用符號(hào)包著的部分就是JavaScript代碼。</p> <p>　　JavaScript是目前所有主流瀏覽器唯一支持的一種腳本語(yǔ)言，讓我們通過(guò)執(zhí)行程序的腳本片段來(lái)對(duì)頁(yè)面及頁(yè)面上的元素進(jìn)行操作，實(shí)現(xiàn)特定的功能和效果。其主要作用就是不與服務(wù)器交互的情況下修改HTML頁(yè)面的內(nèi)容。</p> </div> <div id="0iqci2yyaecu" class="txt-upDown"><span id="0iqci2yyaecu" class="fr">上一篇：<a href='http://m.powerphone.com.cn/wzjszs/9586.html'>為什么網(wǎng)頁(yè)證書錯(cuò)誤(網(wǎng)頁(yè)證書錯(cuò)誤怎么辦)</a></span><span>下一篇：<a href='http://m.powerphone.com.cn/wzjszs/9592.html'>做個(gè)公司網(wǎng)站一般需要多少錢?網(wǎng)站制作價(jià)格</a></span></div> <div id="0iqci2yyaecu" class="explain">聲明：本文源自巨?？萍颊砭庉?，如本站文章和轉(zhuǎn)稿涉及版權(quán)等問題，請(qǐng)作者在及時(shí)聯(lián)系本站，我們會(huì)盡快處理。<br> 標(biāo)題：javascript是什么意思(JavaScript的組成與用途) ????????原文地址：http://m.powerphone.com.cn/wzjszs/9588.html </div> <div id="0iqci2yyaecu" class="share-box"> <div id="0iqci2yyaecu" class="bdsharebuttonbox"><a href="#" class="bds_more" data-cmd="more"></a><a href="#" class="bds_qzone" data-cmd="qzone" title="分享到QQ空間"></a><a href="#" class="bds_tsina" data-cmd="tsina" 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