Questions about simple PHP functions

Cainiao problem, PHP simple function problem PHPcodepublicfunctionDisplayStyle (){? & Gt; // What is the problem that begins with the PHP end mark? & Lt; style & gt; td {B Cainiao problem, PHP simple function problem

PHP code

  Public function DisplayStyle () {?> // What is going on here starting with the PHP end mark?  
  

How can I understand the above statements?

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It means the name of a function.

Display this code directly in php


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Is written in php Inside
It's not php Content. for example, the style is written outside the tag.
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Yes. Php start mark . Another way is that php only starts. ------ Solution --------------------
It is equivalent to the following code:

PHP code

  public function DisplayStyle() {  echo "        ";}