/* 马克-to-win:when there are n functions with the same function name, only the last one is used. */ function test() { document.writeln("no argument constructor."); } function test(person) { document.writeln("马克-to-win2"); /*Function.arguments[] (Collection) The values passed to...
/* 马克-to-win:when there are n functions with the same function name, only the last one is used. */ function test() { document.writeln("no argument constructor."); } function test(person) { document.writeln("马克-to-win2"); /*Function.arguments[] (Collection) The values passed to...
refer to noblockScope.html */ var lb = 0; } var d1 = new Student(1, 3); document.writeln("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("...
<HR ALIGN="left" WIDTH=25%> write 有一个类似的方法:writeln,它在输出结果后加上一个新行标志( 依赖于操作平台的不同,可能为一个回车或者为一个回车加换行 )。因HTML常忽略新行标志,因此write和writeln没有什么不同,除了在诸如PRE这样的标记里,在这样的标记里回车不被忽略。 打印输出 Navigator 3.0能打印...
document.writeln(myQuo.get_status( )); // confused Functions that are intended to be used with thenewprefix are calledconstructors. By convention, they are kept in variables with a capitalized name. If a constructor is called without thenewprefix, very bad things can happen without a compile...
JavaScript是一种解释执行的脚本语言,是一种动态类型、弱类型、基于原型的语言,内置支持类型,它遵循ECMAScript标准。它的解释器被称为JavaScript引擎,为浏览器的一部分,广泛用于客户端的脚本语言,主要用来给HTML增加动态功能。 几乎所有主流的语言都可以编译为JavaScript,进而能够在所有平台上的浏览器中执行,这也体现了Java...
Note that loading a new page over your script's page clears the page's variables, functions, and so on. The view-source: protocol displays HTML code that was generated with JavaScript document.write and document.writeln methods. For information on printing and saving generated HTML, see write...
writeln(thingToPrint); } setInterval(drawText, 2000); If we wish to cancel the looping, we can use the appropriately named clearInterval function:clearInterval(intervalID);Its usage is similar to its clearTimeout equivalent. We pass in the ID of the setInterval timer instance that we op...
write()会原样写入,而 writeln()则会在字符串的末尾添加一个换行符(\n)。如果在文档加载结束后再调用 document.write(),那么输出的内容将会重写整个页面。 Element类型 创建元素 使用document.createElement()方法可以创建新元素。这个方法只接受一个参数,即要创建元素的标签名。使用下面的代码可以创建一个元素。 var...
document.writeln("" + n + ": " + myHashtable[n] + ""); } } The result will be name: Carl Hollywood city: Anytown An object is a referenceable container of name/value pairs. The names are strings (or other elements such as numbers that are converted to strings). The values...