(Last Updated On: May 29, 2011)

If you would like to replace all the spaces in an HTML string with   so that you can render it out to the browser but you also want to retain current spaces in HTML tags you can use the below method:

[code lang=”php”]
$inputString = ‘1 2 3′;
$outputString = preg_replace_callback(“#>[^<]+<#”,”relSpaces”,$inputString);

function relSpaces($match){return str_replace(” “,” “,$match[0]);}

This will replace:
“<span>1</span> 2        3”

..to look like this:


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