PHPTags & Comments-PHP labels and Comments

: This article mainly introduces the PHPTags & Comments-PHP labels and Comments. For more information about PHP tutorials, see. PHP labels

1. Standard Tags

Standard format

2. Short Tags

Set short_open_tag = On in php. ini.

3. Echo Short Tags

Short tag output in short format
You do not need to set short_open_tag when using PHP5.4 or later.

4. ASP-Style Tags

You need to set asp_tags = On in php. ini.
PHP 7 has been abolished and is no longer used

<% echo'ABC'; %>

5. Echo ASP-Style Tags

You need to set asp_tags = On in php. ini.
PHP 7 has been abolished and is no longer used

<%='ABC'; %>

6. Script Tags

PHP 7 has been abolished and is no longer used