string-$php = <<<xml What's the name of this copy? Do you have a detailed introduction? Thank you

$sth = <<
 
 
     
 
 xml;

You want to ask this, right? And what's the name of this way?
Thank you all!

Reply content:

$sth = <<
 
 
     
 
 xml;

You want to ask this, right? And what's the name of this way?
Thank you all!

Heredoc structure
Http://cn.php.net/manual/zh/language ....

There's a similar notation in bash, here document.

is to read the following characters, what to read, like a CDATA look.

HereDoc, recently another Nowdoc search bar.

This is called the delimiter build string
$sth = <<<>


xml
This is the string to <<<>
The end tag must be wrapped and shelf written.

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