strrchr intercepts spaces

WBOY
Release: 2023-03-01 20:08:01
Original
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As in the title:

<code>echo strrchr('123.jpg','.').'<br/>';
echo strrchr('123 jpg',' ').'<br/>';
</code>
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Result:
.jpg
jpg
Why does the result contain no spaces when intercepting spaces? Is it taken by default?

Reply content:

As in the title:

<code>echo strrchr('123.jpg','.').'<br/>';
echo strrchr('123 jpg',' ').'<br/>';
</code>
Copy after login
Copy after login

Result:
.jpg
jpg
Why does the result contain no spaces when intercepting spaces? Is it taken by default?

The questioner, this pot strrchr is not memorized, you are outputting it in the browser, and it was eaten by your browser. Please echo str_replace(' ','&nbsp',strrchr('123 jpg',' ').'<br/>'); to view, or output the viewing results in the form of CLI, the spaces are There is output.
strrchr intercepts spaces
strrchr intercepts spaces

var_dump(); is a good function.

var_dump(strrchr('123 jpg',' '));

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