In PHP, how do I check if a function exists?

by

Using function_exists:

if(function_exists('my_function')){
    // my_function is defined
}

More Related Contents:

  1. Laravel function name must be a string [closed]
  2. how to make a function that validates fields in a form? php [closed]
  3. PHP syntax for dereferencing function result
  4. PHP Fatal error: Using $this when not in object context
  5. Deprecated: mysql_connect() [duplicate]
  6. Giving my function access to outside variable
  7. How can I handle the warning of file_get_contents() function in PHP?
  8. What is the difference between a language construct and a “built-in” function in PHP?
  9. Are PHP functions case sensitive?
  10. How to get JavaScript function data into a PHP variable
  11. How would I skip optional arguments in a function call?
  12. Use a variable to define a PHP function
  13. Shorten long numbers to K/M/B?
  14. PHP function with variable as default value for a parameter
  15. Function list of php file
  16. PHP syntax for dereferencing function result
  17. Why are PHP function calls *so* expensive?
  18. PHP – Add link to a URL in a string
  19. Jquery ajax setTimeout after form succes not redirecting?
  20. Undefined variable problem with PHP function
  21. Javascript and PHP functions
  22. Timeout a function in PHP
  23. Modify a globally scoped variable inside of an anonymous function
  24. Cannot redeclare function php [duplicate]
  25. PHP get all arguments as array?
  26. Use php namespace inside function
  27. How do I get the function name inside a function in PHP?
  28. When to use a Class vs. Function in PHP
  29. Changing a global variable from inside a function PHP
  30. How can you use php in a javascript function [duplicate]

Leave a Comment