{"id":1205,"date":"2022-07-10T20:44:03","date_gmt":"2022-07-10T12:44:03","guid":{"rendered":"http:\/\/175.24.184.226\/?p=1205"},"modified":"2022-07-10T20:56:42","modified_gmt":"2022-07-10T12:56:42","slug":"jquery%e3%80%81js%e5%af%b9%e8%b1%a1%e7%9b%b8%e4%ba%92%e8%bd%ac%e6%8d%a2","status":"publish","type":"post","link":"\/?p=1205","title":{"rendered":"jquery\u3001js\u5bf9\u8c61\u76f8\u4e92\u8f6c\u6362"},"content":{"rendered":"

\u6982\u8ff0<\/h2>\n

js\u7c7b\u578b\u7684\u5bf9\u8c61\u548cjquery\u7c7b\u578b\u7684\u5bf9\u8c61\uff0c\u662f\u5b8c\u5168\u4e0d\u540c\u7684\u4e24\u79cd\u5bf9\u8c61\u3002\u7136\u800c\uff0c\u4e24\u79cd\u5bf9\u8c61\u7684\u65b9\u6cd5\u5e76\u4e0d\u80fd\u76f8\u4e92\u8c03\u7528\u3002\u90a3\u4e48js\u5bf9\u8c61\u5982\u679c\u60f3\u8c03\u7528jquery\u91cc\u7684\u65b9\u6cd5\uff0c\u6216\u8005jquery\u5bf9\u8c61\u60f3\u8c03\u7528js\u7684\u65b9\u6cd5\uff0c\u600e\u4e48\u529e\uff1f\u8fd9\u65f6\u5019\u6d89\u53ca\u5230js\u5bf9\u8c61\u548cjquery\u5bf9\u8c61\u7684\u76f8\u4e92\u76f8\u4e92\u8f6c\u6362\u7684\u95ee\u9898\u3002<\/p>\n

\u4f8b\u5982\uff1a<\/p>\n

\u2460document.getElementById("text").hide();<\/code><\/p>\n

\u5b9e\u73b0\u4e0d\u4e86\uff0c\u56e0\u4e3ahide()\u662fjquery\u5bf9\u8c61\u7684\u65b9\u6cd5,js\u5bf9\u8c61\u662f\u6ca1\u529e\u6cd5\u8c03\u7528\u7684<\/p>\n

\u2461$("#text2").innerHTML = "jredu";<\/code><\/p>\n

\u540c\u6837\u4e5f\u662f\u5b9e\u73b0\u4e0d\u4e86\uff0c\u56e0\u4e3ainnerHTML\u662fjs\u5bf9\u8c61\u7684\u5c5e\u6027\uff0cjquery\u5bf9\u8c61\u662f\u6ca1\u529e\u6cd5\u4f7f\u7528\u7684\u3002<\/p>\n

\u90a3\u4e48\uff0c\u63a5\u4e0b\u6765\u7ed9\u5927\u5bb6\u4ecb\u7ecd\u4e00\u4e0b\u600e\u4e48\u5b9e\u73b0js\u548cjQuery\u4e4b\u95f4\u7684\u76f8\u4e92\u8f6c\u6362\uff1a<\/p>\n

---\u8f6c\u63621\uff1ajquery\u5bf9\u8c61\u8f6c\u6362\u6210js\u5bf9\u8c61<\/p>\n

---\u8f6c\u63622\uff1ajs\u5bf9\u8c61\u8f6c\u6362\u6210jquery\u5bf9\u8c61<\/p>\n

jquery\u5bf9\u8c61\u8f6c\u6362\u6210js\u5bf9\u8c61<\/h2>\n

\u6709\u4e24\u79cd\u8f6c\u6362\u65b9\u5f0f\u5c06\u4e00\u4e2ajQuery\u5bf9\u8c61\u8f6c\u6362\u6210js\u5bf9\u8c61\uff1a[index]<\/code>\u548c.get(index)<\/code>;<\/p>\n

(1)jQuery\u5bf9\u8c61\u662f\u4e00\u4e2a\u6570\u636e\u5bf9\u8c61\uff0c\u53ef\u4ee5\u901a\u8fc7index]<\/code>\u7684\u65b9\u6cd5\uff0c\u6765\u5f97\u5230\u76f8\u5e94\u7684js\u5bf9\u8c61\u3002<\/h3>\n

\u5982\uff1a<\/p>\n

var $v =$("#v") ; \/\/jQuery\u5bf9\u8c61 \n\nvar v=$v[0]; \/\/js\u5bf9\u8c61 \n\nalert(v.checked) \/\/\u68c0\u6d4b\u8fd9\u4e2acheckbox\u662f\u5426\u88ab\u9009\u4e2d<\/code><\/pre>\n
(2)jQuery\u672c\u8eab\u63d0\u4f9b\uff0c\u901a\u8fc7.get(index)<\/code>\u65b9\u6cd5\uff0c\u5f97\u5230\u76f8\u5e94\u7684js\u5bf9\u8c61<\/h3>\n
\nvar $v=$("#v"); \/\/jQuery\u5bf9\u8c61 \n\nvar v=$v.get(0); \/\/js\u5bf9\u8c61 \n\nalert(v.checked) \/\/\u68c0\u6d4b\u8fd9\u4e2acheckbox\u662f\u5426\u88ab\u9009\u4e2d<\/code><\/pre>\n
(3)jq ---> \u7279\u5b9a\u7684jq\u5bf9\u8c61<\/h3>\n
$v.eq(1).html("content")<\/code><\/pre>\n
(4)each\u904d\u5386 ---> \u5728each\u5185\u90e8\u65e2\u53ef\u4ee5\u4f7f\u7528js\u65b9\u6cd5\uff0c\u4e5f\u53ef\u4ee5\u4f7f\u7528jq\u7684\u5f62\u5f0f<\/h3>\n
<!DOCTYPE html>\n<html lang="en">\n<head>\n    <meta charset="UTF-8">\n    <title>each<\/title>\n<\/head>\n<body>\n<div class="box">aa<\/div>\n<ul>\n    <li>001<\/li>\n    <li>002<\/li>\n    <li>003<\/li>\n    <li>004<\/li>\n    <li>005<\/li>\n<\/ul>\n<script src="\/js\/jquery.js"><\/script>\n<script>\n    $("ul li").each(function(i){\/\/\u9ed8\u8ba4\u4e0b\u6807\n        console.log("js\u6253\u5370\u4e0b\u6807:", i);\n        console.log("jq\u83b7\u53d6\u5185\u5bb9:", $(this).text()); \/\/jq\u83b7\u53d6\u5185\u5bb9\n        console.log("js\u83b7\u53d6\u5185\u5bb9:", this.innerHTML); \/\/js\u83b7\u53d6\u5185\u5bb9\n        console.log("jq\u6253\u5370\u4e0b\u6807", $(this).index()); \/\/jq\u6253\u5370\u4e0b\u6807\n    })\n<\/script>\n<\/body>\n<\/html><\/code><\/pre>\n
\u9875\u9762\u7ed3\u679c\uff1a<\/p>\n
\"image-20220710205508788\"<\/p>\n
js\u5bf9\u8c61\u8f6c\u6362\u6210jquery\u5bf9\u8c61<\/strong><\/h2>\n
\u5bf9\u4e8e\u5df2\u7ecf\u662f\u4e00\u4e2ajs\u5bf9\u8c61\uff0c\u53ea\u9700\u8981\u7528$()<\/code>\u628aDOM\u5bf9\u8c61\u5305\u88c5\u8d77\u6765\uff0c\u5c31\u53ef\u4ee5\u83b7\u5f97\u4e00\u4e2ajQuery\u5bf9\u8c61\u4e86\u3002<\/p>\n
\u8bed\u6cd5\uff1a$(js\u5bf9\u8c61)<\/code><\/p>\n
\u5982\uff1a<\/p>\n
var v=document.getElementById("v"); \/\/js\u5bf9\u8c61 \n\nvar $v=$(v); \/\/jQuery\u5bf9\u8c61<\/code><\/pre>\n
\u8f6c\u6362\u540e\uff0c\u5c31\u53ef\u4ee5\u4efb\u610f\u4f7f\u7528jQuery\u7684\u65b9\u6cd5\u4e86\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u6982\u8ff0 js\u7c7b\u578b\u7684\u5bf9\u8c61\u548cjquery\u7c7b\u578b\u7684\u5bf9\u8c61\uff0c\u662f\u5b8c\u5168\u4e0d\u540c\u7684\u4e24\u79cd\u5bf9\u8c61\u3002\u7136\u800c\uff0c\u4e24\u79cd\u5bf9\u8c61\u7684\u65b9\u6cd5\u5e76\u4e0d\u80fd\u76f8\u4e92\u8c03\u7528\u3002\u90a3\u4e48js\u5bf9\u8c61\u5982\u679c\u60f3\u8c03\u7528jquer   \u2026 …<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"ngg_post_thumbnail":0},"categories":[75],"tags":[76],"_links":{"self":[{"href":"\/index.php?rest_route=\/wp\/v2\/posts\/1205"}],"collection":[{"href":"\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1205"}],"version-history":[{"count":4,"href":"\/index.php?rest_route=\/wp\/v2\/posts\/1205\/revisions"}],"predecessor-version":[{"id":1209,"href":"\/index.php?rest_route=\/wp\/v2\/posts\/1205\/revisions\/1209"}],"wp:attachment":[{"href":"\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1205"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1205"},{"taxonomy":"post_tag","embeddable":true,"href":"\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1205"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}