Convert sting to html code using Laravel or PHP [duplicate]

I have the following string :

this is sample text
[abc def.pdf](https://example.com/post/abc def.pdf)
This is another line after file upload
[dfg.pdf](https://example.com/post/dfg.pdf)
![IMG_3261.JPG](https://example.com/post/IMG_3261.JPG)
this are some other line append to sting.

I want to convert this string in to as follow.

this is sample text
<a href="https://example.com/post/abc def.pdf">abc def.pdf</a>
This is another line after file upload
<a href="https://example.com/post/dfg.pdf">dfg.pdf</a>
<img src="https://example.com/post/IMG_3261.JPG"/ title="IMG_3261.JPG">
this are some other line append to sting.

How could I do it using laravel or php?

I know I can do that using php function preg_replace but I am not good at REGEXP. So please help me to do it.

what i try so far

i try this solution Why is my PHP regex that parses Markdown links broken?

But it will only converting to anchor tag but i also want to convert it to image tag too

preg_replace('@((https?://([-\w\.]+)+(:\d+)?(/([-\w/_\.]*(\?\S+)?)?)?))@', '<a href="$1">$1</a>', $string); but it will not get output i mention above. How can i do it.