摘要:
函数是对象,函数名是指针function sum(num1,num2){ return num1 + num2;}alert(sum(10,20)); //30var anotherSum = sum; //相当于把another指向sum所指向的空间alert(anotherSum(10,1... 阅读全文
摘要:
//==RegExp===//1.正则表达式的test()方法var result;var str = "bcatasdsrtophe" ;var re11 = /cat/g; //匹配catresult = re11.test(str);var re12 = new RegExp("Cat","g... 阅读全文
摘要:
//==="2个= 与3个= "=== var result1=("55"==55); //-> true var result2=("55"===55); //->false alert(result1+" ; "+result2);//=====for in======for(var propN... 阅读全文
摘要:
//===延长作用于链====== // with() function buildUrl(){ var qs="?debug=true"; with(location){ var url = href +qs; ... 阅读全文