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重温delphi之控制台程序:Hello World!

MyProc('jimmy'); //调用过程 Writeln(MyFunc('Jimmy.Yang')); //调用函数 Writeln('----------------------...----'); Writeln(Author); //输出常量 Writeln(Author2); //输出资源字符串 Writeln('-------------------...-------'); Writeln('Integer:'); Writeln(SizeOf(Integer)); Writeln(High(Integer)); Writeln...); //i减1，相当于i:=i-1; i:=i-1; Writeln('i=' + inttostr(i)); Writeln(Odd(i)); Writeln('-...------------------------'); i:= Integer('A'); Writeln(i); Writeln(Ord('a')); Writeln(

1.1K8 0

javascript当中null和undefined的==和===的比较

. */ var x; var z1 = "d"; var y = null; // document.writeln("z1 is"+z1); /*...(zyx); document.writeln(x + " is x"); document.writeln(typeof(x) + " is typeof(x)"); document.writeln...(y + " is y"); document.writeln(typeof(y) + " is typeof(y)"); var z = undefined; document.writeln...document.writeln('null and undefined is interchangable'); } if (z1 !...= null) { document.writeln('z1 !

7970 0

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3101: N皇后

for i:=0 to (n-k-4) div 2 do writeln(k+3+i*2); 22 for i:=0 to k div 2...for i:=0 to (n-k-1) div 2 do writeln(k+i*2); 26 for i:=0 to (k-4) div...2 do writeln(2+i*2); 27 for i:=0 to (n-k-5) div 2 do writeln(k+3+i*2);...2 do writeln(1+i*2); 34 for i:=0 to (n-k-3) div 2 do writeln(k+3+i*2);...2 do writeln(2+2*i); 42 writeln(n); 43 end; 44

8609 0

Delphi 编写数字签名验证并获取签名信息

('安全编录: '); WriteLn(#9, provData^.pPDSip^.psSipCATSubjectInfo^.pwsFileName); WriteLn(''...WriteLn(''); WriteLn('时间戳证书链: '); PrintCertChain(provData^.pasSigners^.pasCounterSigners...^.pChainContext^.rgpChain[0]); WriteLn(''); end; WriteLn('签名者证书链：'); PrintCertChain...; Exit; end; if SignVerify(ParamStr(1)) then WriteLn('签名有效.')...else WriteLn('签名无效.'); end; end.

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JavaScript hasOwnProperty() 函数详解

欢迎来到" + this.name); }; } var obj = { engine: "PHP" ,sayHi: function(){ document.writeln...( s.hasOwnProperty("name") ); // true document.writeln( s.hasOwnProperty("sayHello") ); // true // 以下属性继承自原型链...，因此为false document.writeln( s.hasOwnProperty("engine") ); // false document.writeln( s.hasOwnProperty...("sayHi") ); // false document.writeln( s.hasOwnProperty("toString") ); // false // 想要查看对象(包括原型链)是否具备指定的属性...，可以使用in操作符 document.writeln( "engine" in s ); // true document.writeln( "sayHi" in s ); // true document.writeln

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js处理异常try{}catch(e){}

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javascript当中arguments用法

. */ function test() { document.writeln("no argument constructor."); } function...test(person) { document.writeln("马克-to-win2"); /*Function.arguments[] (Collection...function,we can directly use arguments. */ var n = arguments.length; document.writeln...("n is " + n); for (var i = 0; i < n; i++) { document.writeln("马克-to-win3..."); document.writeln(arguments[i]) } document.writeln(person); document.writeln

5211 0

javascript当中局部变量和全局变量

var，在function外是一样的，都是全局的，在function里面时，var是局部的，而无var时是代表全局的*/ var testVar = "全量"; document.writeln...("testGlobal is" + testGlobal); testGlobal = "全量global"; document.writeln("abc is" + abc);...(testVar); document.writeln(testqVar); document.writeln("testGlobalInVar is " + testGlobalInVar...); } testSco(); document.writeln("second test is " + testVar); document.writeln("second...testqVar is " + testqVar); document.writeln("testGlobal is " + testGlobal); document.writeln

6920 0

javascript当中静态方法和prototype用法

("this的age属性为means window.age" + this.age + ""); document.writeln("d1的age属性为" + d1.age + ""); document.writeln("d1的number属性为" + d1.number + ""); document.writeln("通过Student访问静态number...属性为" + Student.number + ""); document.writeln("d1的lb属性为" + d1.lb + ""); d1.qixy =..."abc";/*以随意为实例加属性或方法*/ document.writeln("可以随意为实例加属性或方法see following，d1的qixy属性为" + d1.qixy + "<br...d1对象所用*/ { document.writeln("对象的qixy属性:" + this.qixy); document.writeln("对象的age属性

6052 0

splice方法最详细最全面的解释！！！

1: " myFish); document.writeln("removed is: " removed ""); 方法二： removed = myFish.splice(3,...1); document.writeln("After removing 1: " myFish); document.writeln("removed is: " removed ""); 方法三： removed = myFish.splice(2, 1, "trumpet"); document.writeln("After replacing 1: " myFish);...", "blue"); document.writeln("After replacing 2: " myFish); document.writeln("removed is: " removed...("After adding 1: " myFish); // document.writeln("removed is: " removed ""); this.myFish.splice(2

8432 0

javascript当中的构造函数的用法

this.name = name; this.age = age; this.parti = function() { document.writeln...("名字是：" + this.name + ""); document.writeln("年纪是：" + this.age + ""); };...} var p = new Student('jeri', 3); document.writeln("typeof p is " + typeof(p)); //typeof(...= 4; p.parti(); /*the following two methods can also access some properties.*/ document.writeln...("" + p["age"]); document.writeln("" + p["a" + "ge"]); if (p instanceof Student) document.writeln

6510 0

重温Delphi之:面向对象

end; procedure TWoman.Cook; begin Writeln('因为我实现了ICook接口，所以我会做饭:)') end; end....(aPeople.Name); Writeln(TPeople.ToString);//调用静态方法 aPeople.ShowName; Writeln('----------------...------------------------'); aMan := TMan.Create('杨俊明'); Writeln(aMan.Name); Writeln(aMan.Sex)...; aMan.ShowName; //通过继承得来的方法 Writeln(aMan.ToString);//TMan实例中的对象方法 Writeln('------------------...----------------------'); aWoman := TWoman.Create('小龙女'); Writeln(aWoman.Name); Writeln(aWoman.Sex

9356 0

javascript当中json用法

age : 37, salary : 'high' } ] }; document.writeln...(student.name); document.writeln(""); document.writeln(student.age); document.writeln...(""); document.writeln(student.classes[1]); document.writeln(""); document.writeln

7680 0

javascript当中Object用法

= new Object(); oi.name = 'mark'; oi.height = 4; function xxx() { document.writeln...("对象的name属性:" + this.name); document.writeln(""); document.writeln("对象的height属性:"...+ this.height); } oi.list = xxx; oi.list(); document.writeln(oi["name"] + oi["height

5290 0

原生JavaScript第二天

(obj); document.writeln(“”); document.writeln(obj.toString()); document.writeln(“”); document.writeln...(obj.valueOf()); document.writeln(“”); document.writeln(obj.toLocalString()); document.writeln(“”); document.writeln(obj.join(“|”)); //栈方法，先进后出 var obj = [‘Joyous’,24,’河南’]; obj.push(‘新的元素’); document.write...]; document.write(obj); document.write(“”); document.write(obj.shift());//先进先出，弹出第一个元素 document.writeln...这个方法是在第一个位置插入元素 document.writeln(obj); //排序 //从大到小排序 var obj=[2,3,4,5,6]; document.write(obj.reverse

5944 0

移动web开发中，好用的小方法

}(), language:(navigator.browserLanguage || navigator.language).toLowerCase() } //document.writeln...("语言版本: "+browser.language); //document.writeln(" 是否为移动终端: "+browser.versions.mobile); //document.writeln...(" ios终端: "+browser.versions.ios); //document.writeln(" android终端: "+browser.versions.android); //document.writeln...(" 是否为iPhone: "+browser.versions.iPhone); //document.writeln(" 是否iPad: "+browser.versions.iPad); //document.writeln

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自定义类型的创建

person2 = new Person("Greg", 27, "Doctor"); 4 5 person1.friends.push("Van"); 6 7 document.writeln...("person1.friends : " + person1.friends + ""); // Shelby,Court,Van 8 document.writeln("...person2.friends : " + person2.friends + ""); // Shelby,Court 9 document.writeln("person1...("person1.friends : " + person1.friends + ""); // Shelby,Court,Van 8 document.writeln("...person2.friends : " + person2.friends + ""); // Shelby,Court 9 document.writeln("person1

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grunt

grunt.registerTask('default', function () { console.log('aaaaaaaa'); //grunt.log.writeln...module.exports= function (grunt) { grunt.registerTask('a', function (name) { grunt.log.writeln...('hello'+name); }); grunt.registerTask('b', function () { grunt.log.writeln('hello2')...}); grunt.registerTask('c', function () { grunt.log.writeln('hello3') }); grunt.registerTask...spanlish:'hello2' } }); grunt.registerMultiTask('a', function (name) { grunt.log.writeln

8731 0

javascript当中类型转换，typeof的用法

*/ var a = 9; /*下句话如果放在ie8中执行，必须打开debug工具*/ // console.log(typeof(a)); document.writeln(typeof...(a)); var as = String(a); //String是Global的方法 document.writeln("typeof(as) is " + typeof(as...)); var x = window.Number("23"); document.writeln("typeof(x) is " + typeof(x)); var age2...= Number("56"); document.writeln(typeof(age2) + "is typeof(age2)"); var age3 = new Number(56)

9190 0

Pigeon- Flutter多端接口一致性以及规范化管理实践

('// $generatedCodeWarning'); indent.writeln('// $seeAlsoWarning'); indent.writeln( '// ignore_for_file...: public_member_api_docs, non_constant_identifier_names, avoid_as, unused_import'); indent.writeln(...'2.10' : '2.8'}'); indent.writeln('import \'dart:async\';'); indent.writeln('import \'package:flutter..., Float64List;'); indent.writeln(''); final String nullBang = opt.isNullSafe ? ...: field.dataType; indent.writeln('$datatype ${field.name};'); } indent.writeln('/

4.1K5 2

点击加载更多

重温delphi之控制台程序:Hello World!

javascript当中null和undefined的==和===的比较

3101: N皇后

Delphi 编写数字签名验证并获取签名信息

JavaScript hasOwnProperty() 函数详解

js处理异常try{}catch(e){}

javascript当中arguments用法

javascript当中局部变量和全局变量

javascript当中静态方法和prototype用法

splice方法最详细最全面的解释！！！

javascript当中的构造函数的用法

重温Delphi之:面向对象

javascript当中json用法

javascript当中Object用法

原生JavaScript第二天

移动web开发中，好用的小方法

自定义类型的创建

grunt

javascript当中类型转换，typeof的用法

Pigeon- Flutter多端接口一致性以及规范化管理实践

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