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This article mainly shows you "php how to replace picture links", the content is easy to understand, clear, hope to help you solve doubts, the following let the editor lead you to study and learn "php how to replace picture links" this article.

Php to replace the picture link method: 1, open the corresponding PHP code file; 2, through the regular expression "preg_replace (" / () / is ","\ ${1} asdf\ ${3} ", $content);" can be replaced.

This article operating environment: windows7 system, PHP7.1 version, DELL G3 computer

How does php replace the picture link?

PHP regular match replacement image address:

On the Internet, you can find a lot of regular expressions and replacement examples that match the picture src, all of which are zigzag and can not solve the problem immediately.

Just find the paragraph in src and replace it.

Give a paragraph:

$content ='

'

Regular match replacement:

Preg_replace ("/ (

) / is ","\ ${1} asdf\ ${3} ", $content)

$content as long as it is one

All the content in the tag is fine. Circle the content in the src separately, and the whole content before and after the src is included. ${1} and ${3} are the content before and after the src, and replace the src with what you want.

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