url rewriting - change url address using Javascript -

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possible duplicate:
how rewrite url without refresh, github.com

let have variable in javascript

var currentpage = 0;

my address page address www.xyz.com/page/1

when click somewhere , js function trigger

currentpage = 1 //here want change/rewrite www.xyz.com/page/2 //without redirecting page

see pushstate (browser support limited).


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