Workaround for PHP to use Strip_tags () to remove HTML tags and still have whitespace

This article mainly introduces PHP using Strip_tags () to remove HTML tags still have a blank solution, involving PHP regular replacement of the relevant operating skills, the need for friends can refer to. We hope to help you.

Specific as follows:

$subject = Strip_tags ($newsRs [' content ']);//Remove HTML tag $pattern = '/\s/';//Remove Blank $content = preg_replace ($pattern, ', $ subject);      $seodata [' articledescription '] = mb_substr ($content, 0, 80);//intercept 80 characters

Note: Strip_tags () in the first step; just replace the HTML tag with a space

Like what:

<p>  Hello </p><p>  <br/></p><p>  alsdkjf;laskjd;flasj;</p>< p>  asdjfasjd;lkafsj;lfdkj</p><p>  aksdjfl;ak</p>

Strip_tags () after processing becomes

  Hello,      empty line  ... ALSDKJF;LASKJD;FLASJ;      Empty line  ... asdjfasjd;lkafsj;lfdkj      empty line  ... Aksdjfl;ak

This may not be what we want, and then we'll just remove the blanks with a regular replacement.

Final Result:

Hello, Alsdkjf;laskjd;flasj;asdjfasjd;lkafsj;lfdkjaksdjfl;ak.

In addition: \s denotes whitespace characters, \s denotes non-whitespace characters (note case, general case indicates the opposite meaning)

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