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<?php $string = '<img src="data:image/png;base64,iVBORw0..="><img src="data:image/png;base64,iVBORw1..=">'; function deleteBase64_andReplace($start, $end, $replacement, $string) { $count = 0; $pattern = '|' . preg_quote($start, '|') . '(.*?)' . preg_quote($end, '|') . '|s'; while (strpos($string, $start) !== false) { return preg_replace_callback($pattern, function($m) use ($replacement, &$count) { return $replacement . ++$count;}, $string); } } $replacement = "image"; $stringResult= deleteBase64_andReplace("data:", "=", $replacement, $string); echo $stringResult;
Output for git.master, git.master_jit, rfc.property-hooks
<img src="image1"><img src="image2">

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