Created
February 4, 2019 15:39
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Add, Remove and Get URL Parameters in Javascript
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// Insert URL parameter | |
function insertUrlParameter(key, value) | |
{ | |
key = encodeURI(key); value = encodeURI(value); | |
var kvp = document.location.search.substr(1).split('&'); | |
var i=kvp.length; var x; while(i--) | |
{ | |
x = kvp[i].split('='); | |
if (x[0]==key) | |
{ | |
x[1] = value; | |
kvp[i] = x.join('='); | |
break; | |
} | |
} | |
if(i<0) {kvp[kvp.length] = [key,value].join('=');} | |
document.location.search = kvp.join('&'); | |
} | |
// Get URL Parameter | |
function getUrlParameter(Param) | |
{ | |
var PageURL = window.location.search.substring(1), | |
URLVariables = PageURL.split('&'), | |
ParameterName, | |
i; | |
for (i = 0; i < URLVariables.length; i++) { | |
ParameterName = URLVariables[i].split('='); | |
if (ParameterName[0] === Param) { | |
return ParameterName[1] === undefined ? true : decodeURIComponent(ParameterName[1]); | |
} | |
} | |
} | |
// Remove URL parameter | |
function removeUrlParameter(Param) | |
{ | |
var url = window.location.href.split('?')[0]+'?'; | |
var PageURL = decodeURIComponent(window.location.search.substring(1)), | |
URLVariables = PageURL.split('&'), | |
ParameterName, | |
i; | |
for (i = 0; i < URLVariables.length; i++) { | |
ParameterName = URLVariables[i].split('='); | |
if (ParameterName[0] != Param) { | |
url = url + ParameterName[0] + '=' + ParameterName[1] + '&' | |
} | |
} | |
window.location = url.substring(0,url.length-1); | |
} |
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