<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>无标题文档</title> <script type="application/javascript"> var a = ‘asas‘.length; alert(a); var b = ‘sdal打算fsdl就分手‘.length; alert(b); alert(‘字符串的查找=‘+‘abcdef‘.indexOf(‘c‘));//字符串的查找索引从零开始 alert(‘字符串的截取=‘+‘abcdef‘.substr(2,2)); alert(‘字符串的截取=‘+‘abcdef‘.substr(2)); alert(‘字符串的截取1=‘+‘abcdef‘.substring(2)); alert(‘字符串的替换=‘+‘abcdef‘.replace(‘bc‘,‘ww‘)); var sz = "2015-11-13".split("-"); for(i = 0; i < sz.length; i++) { alert("sz = "+ sz[i]); } var dt = new Date(2015,1,5,1,1,1,1); alert( dt.getFullYear() + "-" + dt.getMonth() + "-" + dt.getDate() + " " + dt.getHours() + ":" + dt.getMinutes() + ":" + dt.getSeconds() + " " + dt.getDay()); window.alert(); </script> </head> <body> <input type="button" value="打开新窗口" onclick= "window.open(‘http://www.baidu.com‘,‘百度‘, ‘width=600,height=400,top=50,left=100‘);"/> <input type="button" value="关闭当前窗口" onclick= "window.close()"/> </body> </html>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>无标题文档</title> <script type="application/javascript"> alert("提示") function test() { alert("函数里的提示") } test();//函数的调用 function test1(var1,var2) { var a = var1 + var2; alert(a); } function test2(dianj,shul) { var jine = (dianj + shul); alert(‘总价：‘ + jine); return jine; } function test3(dianj,shul) { return jne = danj * sul ; alert(‘总价：‘ + jne); } </script> </head> <body> <input type="button" value="按钮" onclick="test1(‘上午好，‘,‘你好！‘);"/> <input type="button" value="按钮2" onclick="test2(5,20);"/> <input type="button" value="按钮3" onclick="test1(‘5‘,‘20‘);"/> </body> </html>
原文：http://www.cnblogs.com/name-hanlin/p/4963387.html