3v4l.org

run code in 300+ PHP versions simultaneously
<?php $tests = array( 'First line<br>second line<br>third line<br>', 'First line <br>second line <br>third line <br>', 'First line<br> second line<br> third line<br> ', 'First line <br> second line <br> third line <br> ', 'First line <br> second line<br>third line <br> ', 'First line <br> second line <br>third line <br> ', 'First line<br>second line <br> third line<br>', 'First line <br> second line<br> third line <br> ', 'First line<br> second line <br> third line<br> ', 'First line<br/>second line<br/>third line<br/>', 'First line <br/>second line <br/>third line <br/>', 'First line<br/> second line<br/> third line<br/> ', 'First line <br/> second line <br/> third line <br/> ', 'First line <br/> second line<br/>third line <br/> ', 'First line <br/> second line <br/>third line <br/> ', 'First line<br/>second line <br/> third line<br/>', 'First line <br/> second line<br/> third line <br/> ', 'First line<br/> second line <br/> third line<br/> ', 'First line<br />second line<br />third line<br />', 'First line <br />second line <br />third line <br />', 'First line<br /> second line<br /> third line<br /> ', 'First line <br /> second line <br /> third line <br /> ', 'First line <br /> second line<br />third line <br /> ', 'First line <br /> second line <br />third line <br /> ', 'First line<br />second line <br /> third line<br />', 'First line <br /> second line<br /> third line <br /> ', 'First line<br /> second line <br /> third line<br /> ', 'First line<br class="hide-on-mobile" /> second line <br class="hide-on-mobile" /> third line', ); foreach ( $tests as $test ) { echo trim( preg_replace( '/(\s)?<br(.*?)>(\s)?/', ' ', $test ) ), PHP_EOL; }
Output for 7.4.0 - 7.4.33, 8.0.1 - 8.0.30, 8.1.0 - 8.1.26, 8.2.0 - 8.2.13, 8.3.0
First line second line third line First line second line third line First line second line third line First line second line third line First line second line third line First line second line third line First line second line third line First line second line third line First line second line third line First line second line third line First line second line third line First line second line third line First line second line third line First line second line third line First line second line third line First line second line third line First line second line third line First line second line third line First line second line third line First line second line third line First line second line third line First line second line third line First line second line third line First line second line third line First line second line third line First line second line third line First line second line third line First line second line third line
preferences:
84.71 ms | 404 KiB | 108 Q