Progrock questions

Progrock answers

• Nested function with PHP
• How to use other languages in PHP echo or print
• What does the keyword "callable" do in PHP
• Remove term only if it is on its own line
• php preg_split ignore comma in specific string
• How can I make a router in PHP?
• Remove repetitve Consecutive words from string
• How to check if a PHP array has any value set?
• The each() function is deprecated. This message will be suppressed on further calls PHP 7.2 [duplicate]
• Saving variables to php file [closed]