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In PHP, you can use the strip_tags() function to delete span tags. This function can strip HTML, XML and PHP tags in a string. The syntax is "strip_tags(string,allow)"; allow is An optional parameter that specifies the tags that can be retained.
The operating environment of this tutorial: windows7 system, PHP7.1 version, DELL G3 computer
php delete span tag
In PHP, you can use the strip_tags() function to delete span tags.
<?php
header("Content-type:text/html;charset=utf-8");
$str = "<span style='color:red;'>Hello</span> world!";
echo $str."<br>";
echo strip_tags($str)."<br>";
?>Output result:
The strip_tags() function strips HTML, XML and PHP tags from the string. Syntax format:
strip_tags(string,allow)
string Required. Specifies the string to check.
#allow Optional. Specifies allowed tags. These tags will not be deleted.
<?php
header("Content-type:text/html;charset=utf-8");
$str = "<span style='color:red;'>Hello</span> <b>world!</b>";
echo $str."<br>";
echo strip_tags($str)."<br>";
echo strip_tags($str,"<b>")."<br>";
?>Output result:
Comments: This function always strips HTML comments. This cannot be changed via the allow parameter.
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