我使用了以下代码,因此我可以向网址添加多个参数
<script>
function setParam(name, value) {
var l = window.location;
/* build params */
var params = {};
var x = /(?:\??)([^=&?]+)=?([^&?]*)/g;
var s = l.search;
for(var r = x.exec(s); r; r = x.exec(s))
{
r[1] = decodeURIComponent(r[1]);
if (!r[2]) r[2] = '%%';
params[r[1]] = r[2];
}
/* set param */
params[name] = encodeURIComponent(value);
/* build search */
var search = [];
for(var i in params)
{
var p = encodeURIComponent(i);
var v = params[i];
if (v != '%%') p += '=' + v;
search.push(p);
}
search = search.join('&');
/* execute search */
l.search = search;
}
</script>
<a href="javascript:setParam('priceMin', 300);">add priceMin=300</a>
<a href="javascript:setParam('priceMin', 600);">add priceMin=600</a>
<a href="javascript:setParam('MaxDistance', 300);">add MaxDistance=300</a>
这取自问题:How to add a parameter to the URL?
但是,需要添加什么额外的脚本,以便如果您再次单击相同的超链接,它将删除网址中的参数?在本例中为“?priceMin=300”
最佳答案
Javascript已经有URL对象。如果你想要什么,你可以附加参数 像这样。
const newUrl = new URL(window.location.href);
function setParam(name, value, option = 'add') {
var paramexist = newUrl.searchParams.has(name);
if (option == 'remove') {
newUrl.searchParams.delete(name);
return newUrl;
}
(!paramexist) ? newUrl.searchParams.append(name, value) : newUrl.searchParams.set(name, value);
return newUrl;
}
console.log(setParam('priceMin', 300));
console.log(setParam('priceMin', 300,'remove'))
关于javascript - 如何从 url 中删除参数?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/58409228/