php - Magento - How to keep URL parameters for links on the page -

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i have static page on website parameters e.g. example.com/abc.html?param=1. now, page has hrefs in other pages.

e.g. `example.com/cd.html , example.com/folder/xyz.html`

how can dynamically add param of url hrefs on page? 

e.g. example.com/cd.html?param=1

you can use $_get array contain parameters in , can simple append need


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