javascript-php use XPath to fetch the variable value declared in script in the page?

PHP uses XPath to fetch the variable value declared in script in the page?

For example, a Web page has the above section, I want to take the value of the message is taken out, there is a way?

I am now the whole paragraph to get HTML and then take the message, it is not cost-effective ...

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PHP uses XPath to fetch the variable value declared in script in the page?

For example, a Web page has the above section, I want to take the value of the message is taken out, there is a way?

I am now the whole paragraph to get HTML and then take the message, it is not cost-effective ...

Can you just load a portion of a page, which is unrealistic, and at any time you need to get a full page first, and then if you don't want to take it completely, consider using a PHP library like jquery
Https://github.com/tburry/pquery

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