How to remove a tag in php regular expression

php regular method to remove a tag: first create a PHP sample file; then use the regular expression "preg_replace('/([\s\S]*?f371a58f3ef87676efa317bc10930c69)/','',$str);" Just remove the a tag. *?>

The operating environment of this article: windows7 system, PHP7.1 version, DELL G3 computer

php regular match all a tag, and delete the

Specific question:

The basic format is fa3fcf4408e3a2da0542159d10a6fbc1

I use /\c5de07a428a9dc07a88dc24f74619d71[\s\S]{0,}\ffdd5a1c987b4d0babd4a5f667981057/, this can only match from the beginning of f069800de5bef5f3867e98da1000a95c

Cannot match all a tags individually...

Implementation method:

Regular expression such as:

preg_replace(&#39;/(<a.*?>[\s\S]*?<\/a>)/&#39;,&#39;&#39;,$str);

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