From f473ef3164aa3cc0eaf9b5cb45c1a387018faf0a Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E8=83=A1=E5=9F=BA=E8=80=80?= <1299433694@qq.com> Date: Mon, 24 Oct 2022 03:50:03 +0000 Subject: [PATCH 1/5] =?UTF-8?q?=E6=96=B0=E5=BB=BA=2010.20?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- "41\350\203\241\345\237\272\350\200\200/10.20/.keep" | 0 1 file changed, 0 insertions(+), 0 deletions(-) create mode 100644 "41\350\203\241\345\237\272\350\200\200/10.20/.keep" diff --git "a/41\350\203\241\345\237\272\350\200\200/10.20/.keep" "b/41\350\203\241\345\237\272\350\200\200/10.20/.keep" new file mode 100644 index 0000000..e69de29 -- Gitee From 8c494fac1cad7eaefd64b205af98d788c6409c59 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E8=83=A1=E5=9F=BA=E8=80=80?= <1299433694@qq.com> Date: Mon, 24 Oct 2022 03:50:18 +0000 Subject: [PATCH 2/5] =?UTF-8?q?=E6=96=B0=E5=BB=BA=2010.21?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- "41\350\203\241\345\237\272\350\200\200/10.21/.keep" | 0 1 file changed, 0 insertions(+), 0 deletions(-) create mode 100644 "41\350\203\241\345\237\272\350\200\200/10.21/.keep" diff --git "a/41\350\203\241\345\237\272\350\200\200/10.21/.keep" "b/41\350\203\241\345\237\272\350\200\200/10.21/.keep" new file mode 100644 index 0000000..e69de29 -- Gitee From aac53101fcb8a07f5b00eeffad8fa55b84adf5c5 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E8=83=A1=E5=9F=BA=E8=80=80?= <1299433694@qq.com> Date: Mon, 24 Oct 2022 03:53:22 +0000 Subject: [PATCH 3/5] =?UTF-8?q?=E8=83=A1=E5=9F=BA=E8=80=80?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: 胡基耀 <1299433694@qq.com> --- .../10.20/10.20\347\254\224\350\256\260.md" | 23 +++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 "41\350\203\241\345\237\272\350\200\200/10.20/10.20\347\254\224\350\256\260.md" diff --git "a/41\350\203\241\345\237\272\350\200\200/10.20/10.20\347\254\224\350\256\260.md" "b/41\350\203\241\345\237\272\350\200\200/10.20/10.20\347\254\224\350\256\260.md" new file mode 100644 index 0000000..858a9f6 --- /dev/null +++ "b/41\350\203\241\345\237\272\350\200\200/10.20/10.20\347\254\224\350\256\260.md" @@ -0,0 +1,23 @@ +带参(形参) undefined:变量声明了但没有赋值 null:变量声明，并且有个空引用 + + ...args:剩余运算符,将剩下的参数都放进args数组中 + function fn(A,B,...args){ + arguments:伪数组 + for (let index = 0; index < arguments.length; index++) { + console.log(arguments[index]); + } +concat:连接,数组合并 + +join:将数组转成字符串 + +将字符串转成数组 string.split('') + +forEach(遍历数组) + +映射方法map(), + +filter过滤:返回数组中符合条件的数据 + +reduce(),reduceRight():归纳汇总： 返回一个总数据 + +every():只要有一个false，返回 \ No newline at end of file -- Gitee From f838301ed8ff148b48ce60dd4f81ec5a1750cc09 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E8=83=A1=E5=9F=BA=E8=80=80?= <1299433694@qq.com> Date: Mon, 24 Oct 2022 03:53:48 +0000 Subject: [PATCH 4/5] =?UTF-8?q?=E8=83=A1=E5=9F=BA=E8=80=80?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: 胡基耀 <1299433694@qq.com> --- .../10.21/10.21\347\254\224\350\256\260.md" | 32 +++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 "41\350\203\241\345\237\272\350\200\200/10.21/10.21\347\254\224\350\256\260.md" diff --git "a/41\350\203\241\345\237\272\350\200\200/10.21/10.21\347\254\224\350\256\260.md" "b/41\350\203\241\345\237\272\350\200\200/10.21/10.21\347\254\224\350\256\260.md" new file mode 100644 index 0000000..5182bbc --- /dev/null +++ "b/41\350\203\241\345\237\272\350\200\200/10.21/10.21\347\254\224\350\256\260.md" @@ -0,0 +1,32 @@ +对像 + +对象： 类(人类，鱼类，鸟类) 万物对象:属性和行为 + +属性:增删改查 1.查 . 一级属性 二级属性往后[][] console.log(obj.name) 查 使用 [] console.log(obj['name']['lastName']) + + 2.增 obj.原来obj中没有的属性，相当于将该属性添加到对象obj中 + obj.gender = '男' + console.log(obj); + + 3.删 delete 一般删之前要对该属性进行判断 + delete obj.age + console.log(obj); +构造函数 = new 对像 + + 普通函数命名规则：小驼峰:getName() + 构造函数命名规则：大驼峰:GetName() +箭头函数 + +匿名函数： function (){} + +arguments:只有长度，只能找下标和元素 + +箭头函数： var aa = (形参列表) => {函数体} arrow function + +函数只有一个return语句时，省略{}和return关键字,直接写返回值 + +当函数只有一个形参时，可以省略圆括号 + +var ee = () => '这是一个箭头函数'; //无参时，圆括号不可以省略 + +无返回值,一般不用箭头函数 \ No newline at end of file -- Gitee From b96b6761be239c1e3a29210add1d3926c25847e6 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E8=83=A1=E5=9F=BA=E8=80=80?= <1299433694@qq.com> Date: Mon, 24 Oct 2022 03:58:49 +0000 Subject: [PATCH 5/5] =?UTF-8?q?=E8=83=A1=E5=9F=BA=E8=80=80?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: 胡基耀 <1299433694@qq.com> --- ...\345\222\214\345\257\271\350\261\241.html" | 63 +++++++++++++++++++ 1 file changed, 63 insertions(+) create mode 100644 "41\350\203\241\345\237\272\350\200\200/10.21/2022-10-21\347\256\255\345\244\264\345\207\275\346\225\260\345\222\214\345\257\271\350\261\241.html" diff --git "a/41\350\203\241\345\237\272\350\200\200/10.21/2022-10-21\347\256\255\345\244\264\345\207\275\346\225\260\345\222\214\345\257\271\350\261\241.html" "b/41\350\203\241\345\237\272\350\200\200/10.21/2022-10-21\347\256\255\345\244\264\345\207\275\346\225\260\345\222\214\345\257\271\350\261\241.html" new file mode 100644 index 0000000..b99334c --- /dev/null +++ "b/41\350\203\241\345\237\272\350\200\200/10.21/2022-10-21\347\256\255\345\244\264\345\207\275\346\225\260\345\222\214\345\257\271\350\261\241.html" @@ -0,0 +1,63 @@ + + + + + + + Document + + + + + \ No newline at end of file -- Gitee