JavaScript用法.doc

文档介绍：初级认识javascript
(""); 输出语句
//
:document->html->(head,body)
:window->(navigator,screen,history,location,document)
:("表单中元素的ID号").name(或value)
: ("output").value = ("input").();
:String,Number,Boolean,Null,Object,Function
:parseInt(),parseFloat()
:(""+变量)
:(length)
+号.
:==等于,!=不等于,>,>=,<.<=
:var来进行声明
:if(condition){}else{}
:for([initial expression];[condition];[upadte expression]) {inside loop}
:break
:function functionName([parameter],...){statement[s]}
[0],[1]来代替.

:(), 关闭一个窗口:(), 窗口本身:self
:="字符";
:("字符");
:();
:();
:="URL"
:
:();
:+=
:(),()
:()
:
var form = [0]
for (var i = 0; i<;i++){
if ([i].type == "text"){
[i].value = "";
}
}
:[0]. (checked属性代表为是否选中返回TRUE或FALSE)
(单选按钮的名称必须相同):
[0].
.
:[0].[n].value ()
:var myString = new String("This is lightsword");
:(); 字符串转成小写:();
:("String2")!=-1则说明没找到.
:(9);