zheng há 1 dia atrás
pai
commit
bb7bd40894
3 ficheiros alterados com 142 adições e 1 exclusões
  1. 1 1
      15.ts/2.类型/1.ts
  2. 50 0
      15.ts/2.类型/2.js
  3. 91 0
      15.ts/2.类型/2.ts

+ 1 - 1
15.ts/2.类型/1.ts

@@ -49,7 +49,7 @@ let g: string;
 
 g = '你好';
 
-// g = f;
+// g = f; 
 
 // g = e;
 

+ 50 - 0
15.ts/2.类型/2.js

@@ -0,0 +1,50 @@
+// 对象
+var a1;
+a1 = {};
+a1 = [];
+a1 = function () { };
+/**
+ * 对象语法
+ * {属性名:属性值,属性名?:属性值}
+ * 属性名后面添加问号 该属性变成可选属性
+ */
+var b1;
+b1 = {
+    a: 1,
+    b: '12',
+    c: true
+};
+b1 = {
+    a: 11,
+    b: '122',
+    d: 32
+};
+/**
+ * 函数语法:
+ *  (形参:类型,形参:类型...) => 类型
+ */
+var x;
+x = function (q, z) {
+    return q + z;
+};
+x(12, '21');
+/**
+ * 数组语法
+ */
+var r;
+r = ['121', 'f'];
+var u = [];
+u = [1, 2, '3333'];
+var o;
+o = [true, false,];
+// 元祖:固定长度的数组
+// let r: [number, number, number, number, string];
+// 枚举
+var Sex;
+(function (Sex) {
+    Sex[Sex["man"] = 0] = "man";
+    Sex[Sex["woman"] = 1] = "woman";
+})(Sex || (Sex = {}));
+var j;
+j = { name: "图图", age: 3, sex: Sex.man };
+console.log(j.sex == Sex.man ? '男' : "女");

+ 91 - 0
15.ts/2.类型/2.ts

@@ -0,0 +1,91 @@
+// 对象
+let a1: object;
+a1 = {};
+a1 = [];
+a1 = function () { }
+
+/**
+ * 对象语法
+ * {属性名:属性类型,属性名?:属性类型}
+ * 属性名后面添加问号 该属性变成可选属性
+ */
+let b1: {
+    a: number,
+    b: string,
+    c?: boolean,
+    // 可以添加 任意属性的 任意类型的 数据
+    [propName: string]: any
+}
+
+b1 = {
+    a: 1,
+    b: '12',
+    c: true
+}
+b1 = {
+    a: 11,
+    b: '122',
+    d: 32
+}
+
+/**
+ * 函数语法:
+ *  (形参:类型,形参:类型...) => 类型
+ */
+
+let x: (q: number, z: string) => string;
+
+x = (q: number, z: string) => {
+    return q + z
+}
+
+x(12, '21')
+
+
+/**
+ * 数组语法
+ */
+let r: string[];
+r = ['121', 'f']
+
+let u = [];
+u = [1, 2, '3333']
+
+let o: Array<boolean>;
+o = [true, false,]
+
+// 元祖:固定长度的数组
+// let r: [number, number, number, number, string];
+
+// 枚举
+enum Sex {
+    man,
+    woman
+}
+
+let j: {
+    name: string,
+    age: number,
+    sex: Sex
+}
+
+j = { name: "图图", age: 3, sex: Sex.man }
+
+console.log(j.sex == Sex.man ? '男' : "女")
+
+// 类型别名
+type myType = 1 | 2 | 3 | 4;
+let uu: myType;
+let oo: myType;
+
+// 逻辑运算符 &
+let pp: {
+    name: string
+} & {
+    age: number
+}
+
+pp = {
+    name: '孙悟空',
+    age: 10
+}