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@@ -1,14 +1,45 @@
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-let a3 = 12;
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-console.log(a3);
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-// document.getElementById
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-// document
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-alert('hello ts');
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-// let a4:any = 12;
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-// let a4:any = 34;
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+// let a3 = 12;
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+// console.log(a3);
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+// // document.getElementById
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+// // document
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+// alert('hello ts');
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+// // let a4:any = 12;
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+// // let a4:any = 34;
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+// // let a4: number = 34;
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+// // a4 = 'str';
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+// // document.getElementById("app").innerHTML = "hello ts";
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// let a4: number = 34;
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// let a4: number = 34;
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-// a4 = 'str';
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-// document.getElementById("app").innerHTML = "hello ts";
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-let a4: number = 34;
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-// a4 = 'ew';
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+// // a4 = 'ew';
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+var obj = {
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+ name: '张三'
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+}
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+function fn3() {
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+ console.log(this.name,'this')
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+ return this.name;
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+}
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+console.log(fn3.call(this.obj));
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+
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+
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+let rr:any = 12;
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+rr = false;
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+
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+let we;
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+we = 'str';
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+we = 12345;
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+
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+function test(x,y) {
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+ console.log('test');
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+ return x + y;
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+}
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+test(32,54);
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+
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+
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+let x = document.getElementById("app");
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+// x?.onclick = function() {
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+// console.log("你好")
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+// }
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+// x?.addEventListener('click',function() {
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+// console.log("你好")
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+// })
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