js代码笔记

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<html>
<meta charset="utf-8"/>

<head>
<title>JS学习网页</title>


<script type="text/javascript">




function clickButton(num1,num2){
var myName;
var age = 1;
var sex = '男',sex2 = "女";
var bol = false;
var newNum = "7778866";

Number.MAX_VALUE;
Number.MIN_VALUE;

for(var i = 0; i < 10; i++){

if(i == 5){
break;
}

age+=i;
}

var arr = new Array();
var arr1 = [1,2,3,4];
var arr2 = new Array(30);

arr.push("字符串一");
arr.push("字符串二");
arr.push("字符串三");
arr.push("字符串四");
// arr.join("新加的");

var dateObj = new Date();

// alert(encodeURI("http://www.百度.com"));

var urlString = encodeURIComponent("http://www.百度.com");

// var number1 = 1;
// eval("number1+=1");
// alert(number1);

// eval("var evalArray = new Array(20)");
// alert(evalArray.length);

alert(arr instanceof String);

alert(newFuc(1,2,"三",arr2));
// alert(arr.join("join"));
// alert(dateObj.getDay());

var iP = document.getElementById("inputLabel").value;

}

function newFuc(param1,param2,param3,param4){

alert("param4数组的长度为：" + param4.length);

return param1 + param2;
}

</script>

</head>

<body>
<input id="inputLabel" type="button" value="js测试按钮" onclick="clickButton('我是文字',10);" />
<a href="javascript:alert('超链接点击');">超链接</a>

</body>

</html>

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