From eccd4aa14cfd2598c9044cea40914c6100f96fd1 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E9=99=88=E9=B9=8F?= <3460863727@qq.com> Date: Thu, 24 Nov 2022 12:43:55 +0800 Subject: [PATCH 1/2] =?UTF-8?q?=E4=BD=9C=E4=B8=9A?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- .../2022-11-24\344\272\213\345\212\241.html" | 36 +++++++++++++++++++ .../2022-11-24\344\272\213\345\212\241.md" | 11 ++++++ 2 files changed, 47 insertions(+) create mode 100644 "18\351\231\210\351\271\217/\344\275\234\344\270\232/2022-11-24\344\272\213\345\212\241.html" create mode 100644 "18\351\231\210\351\271\217/\347\254\224\350\256\260/2022-11-24\344\272\213\345\212\241.md" diff --git "a/18\351\231\210\351\271\217/\344\275\234\344\270\232/2022-11-24\344\272\213\345\212\241.html" "b/18\351\231\210\351\271\217/\344\275\234\344\270\232/2022-11-24\344\272\213\345\212\241.html" new file mode 100644 index 0000000..099d076 --- /dev/null +++ "b/18\351\231\210\351\271\217/\344\275\234\344\270\232/2022-11-24\344\272\213\345\212\241.html" @@ -0,0 +1,36 @@ + + + + + + + Document + + + + + + \ No newline at end of file diff --git "a/18\351\231\210\351\271\217/\347\254\224\350\256\260/2022-11-24\344\272\213\345\212\241.md" "b/18\351\231\210\351\271\217/\347\254\224\350\256\260/2022-11-24\344\272\213\345\212\241.md" new file mode 100644 index 0000000..4db8a03 --- /dev/null +++ "b/18\351\231\210\351\271\217/\347\254\224\350\256\260/2022-11-24\344\272\213\345\212\241.md" @@ -0,0 +1,11 @@ +DMO 0当有多个同类型事件触发时,只会触发一个 ,兼容性较高 +DMO 2可以触发多个同类型 +添加事件 +addEventListener('事件类型','函数名') +事件取消 +btn.removeEventListener('click',fn); +冒泡 + body.addEventListener('click',fn1,true); +1.事件从最外层开始捕获,直到当前元素(触发事件的对象),再从当前元素向外冒泡到document +2.事件会自发冒泡(微软)(从里层向外层冒泡,直到document) +3.事件捕获(网景)(从最外层向里层) -- Gitee From 68237209c3cae2081f31ccd56cd3d37c347c40c9 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E9=99=88=E9=B9=8F?= <3460863727@qq.com> Date: Thu, 1 Dec 2022 13:10:28 +0800 Subject: [PATCH 2/2] =?UTF-8?q?=E4=BD=9C=E4=B8=9A?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- ...2-11-30-jQuery\344\272\213\344\273\266.md" | 75 +++++++++++++++++++ 1 file changed, 75 insertions(+) create mode 100644 "18\351\231\210\351\271\217/\347\254\224\350\256\260/2022-11-30-jQuery\344\272\213\344\273\266.md" diff --git "a/18\351\231\210\351\271\217/\347\254\224\350\256\260/2022-11-30-jQuery\344\272\213\344\273\266.md" "b/18\351\231\210\351\271\217/\347\254\224\350\256\260/2022-11-30-jQuery\344\272\213\344\273\266.md" new file mode 100644 index 0000000..20b2df8 --- /dev/null +++ "b/18\351\231\210\351\271\217/\347\254\224\350\256\260/2022-11-30-jQuery\344\272\213\344\273\266.md" @@ -0,0 +1,75 @@ +jQuery 是一个 JavaScript 库。 + +## jQuery 选择器 + +| $("*") | 选取所有元素 | +| ------------------------ | --------------------------------------------- | +| $(this) | 选取当前 HTML 元素 | +| $("p.intro") | 选取 class 为 intro 的

元素 | +| $("p:first") | 选取第一个

元素 | +| $("ul li:first") | 选取第一个