How to Strip Style Attributes from HTML Tags Using PHP?

Stripping Style Attributes from HTML Tags Using PHP

When working with HTML content, the need to remove inline style attributes from tags often arises. For those less proficient in regular expressions but proficient in PHP, this article provides a solution using the preg_replace() function.

Objective:
Extract the style attribute from HTML tags, converting

to

Test

.

Regular Expression Approach:
The following regular expression effectively captures all style attributes from HTML tags: (<[^>] )>

PHP Implementation:
Utilize the preg_replace() function to replace the captured groups with the appropriate replacement:

$output = preg_replace('/(<[^>]+)>

Explanation:

• The regex matches all HTML tags with <, followed by a series of non-> characters, then a space indicating the presence of the style attribute.
• The .*?" expression captures all characters within the style attribute.
• i ensures that the regex is case-insensitive.
• The replacement $1 ensures that the HTML tag itself is retained.

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