Example code for php to replace html tags in batches

This article mainly introduces the example code for batch replacement of html tags in php. if you need some help, please refer to it. remove all html elements or retain some html tags.

The code is as follows:

$ Text ='

Test paragraph.

Other text ';
Echo strip_tags ($ text );
Echo "/n ";

// Allow

And
Echo strip_tags ($ text ,'

');
?>

Result ):

Test paragraph. Other text

Test paragraph.

Other text

2. on the contrary, only one html tag is removed.

The code is as follows:

Function strip_only ($ str, $ tags, $ stripContent = false ){
$ Content = '';
If (! Is_array ($ tags )){
$ Tags = (strpos ($ str, '> ')! = False? Explode ('>', str_replace ('<', '', $ tags): array ($ tags ));
If (end ($ tags) = '') array_pop ($ tags );
}
Foreach ($ tags as $ tag ){
If ($ stripContent)
$ Content = '(. + ] *> | )';
$ Str = preg_replace ('# ] *> '. $ Content.' # is ', '', $ str );
}
Return $ str;
}

$ Str = 'red text ';
$ Tags = 'font ';
$ A = strip_only ($ str, $ tags); // red text
$ B = strip_only ($ str, $ tags, true); // text
?>