1.
"hamburger".substring(3,8) returns "burge"
"smiles".substring(0,5) returns "smile"
var str = "http://www.bdyinheiot.net/WXServer/index.jsp?a=1&b=2&c=myself&d=xxx&e";
var res = str.substring(str.indexOf("&c=")+3,str.indexOf("&d="))
1、js截取两个字符串之间的内容:
var str = "aaabbbfff";
str = str.match(/aaa(S*)fff/)[1];
alert(str);
结果bbb
2、js截取某个字符串前面的内容:
var str = "aaafff";
str = str.match(/(S*)fff/)[1];
alert(str);
//结果aaa
3、js截取某个字符串后面的内容:
var str = "aaafff";
str = str.match(/aaa(S*)/)[1];
alert(str);
//结果fff