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获取网址的domain #47
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nunnly
changed the title
Write a function that when given a URL as a string, parses out just the domain name and returns it as a string. For example:
获取网址的domain
Oct 11, 2017
function domainName(url) {
var a = document.createElement('a');
a.href = url;
var l = a.hostname.split('.');
if(l.length > 2){
return l[1];
}else{
return l[0]
}
} |
function domainName(url) {
var patt1 = /(\w+):\/\/([^/:]+)(:\d*)?([^# ]*)/;
var str = url.match(patt1)[2]
var arr = str.split(".")
return arr.length == 3? arr[1] : arr[0]
} |
@Gxiangyu 请不要使用BOM相关API,用纯javascript |
// Written by xlm
function domainName(url){
var index = url.indexOf('//');
url = url.substring(index+2);
var index2 = url.indexOf('/');
if (index2!=-1){
url = url.substring(0,index2);
}
var index3 = url.indexOf('.');
var index4 = url.indexOf('.',index3+1);
if (index4!=-1){
url = url.substring(index3+1,index4);
}else {
url = url.substring(0,index3);
}
return url;
} |
function domainName(url){
var newUrl=url.split("//")[1]
// console.log(newUrl)
var newUrl=newUrl.split("/")[0]
// console.log(newUrl)
var newUrl = newUrl.split('.');
// console.log(newUrl)
var newUrl = newUrl[newUrl.length - 2];
console.log(newUrl)
} |
function domainName(name){
var a = name.split("/");
var b = a[2].toString();
var c = b.split(".");
var d = c[c.length - 2].toString();
document.write(d+"</br>");
} |
function domainName(url) {
var reg = /(\w+:\/\/)?([^/:?#&]+)/;
var str = url.match(reg)[2];
var arr = str.split(".");
return arr[arr.length-2];
} add case: domainName("https://test.taobao.com") == "taobao"
domainName("https://test.taobao.com?v=123") == "taobao"
domainName("https://test.taobao.com#1") == "taobao"
domainName("https://h5api.m.taobao.com") == "taobao"
domainName("https://test.taobao.com:8080") == "taobao" 但不支持国家或地区二级域 : function domainName(url, secondLevel) {
var reg = /(\w+:\/\/)?([^/:?#&]+)/;
var str = url.match(reg)[2];
var arr = str.split(".");
return !secondLevel ? arr[arr.length-2] : arr[arr.length-3];
}
domainName("https://test.taobao.com.cn", true) == "taobao" |
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Write a function that when given a URL as a string, parses out just the domain name and returns it as a string. For example:
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