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<?php $str = '/some-folders/../pattern,also-replacement-area/parameter-one'; echo preg_replace('~(?:^.*?/pattern,)?(?!^)[^/-]*+\K-~A', '~', $str), PHP_EOL, preg_replace_callback('~/pattern,[^/]*~', fn($m) => strtr($m[0], '-', '~'), $str), // other way (more simple pattern) PHP_EOL;
Output for git.master, git.master_jit, rfc.property-hooks
/some-folders/../pattern,also~replacement~area/parameter-one /some-folders/../pattern,also~replacement~area/parameter-one

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