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Cannot Redeclare Function Error Php


Note that the first line number in the error message will be the line with the first declaration of the function (line 1 above). It might go unnoticed for a while and would be a nightmare to correct. And so, in order of appearance... "When you put a function like the one below in your PHP code, you are 'declaring' it. Also, not sure how much C actually scales into standard PHP nomenclature, but as far as PHP-OOP is concerned you can declare a function w/o actually defining it (ie. http://sauvblog.com/cannot-redeclare/cannot-redeclare-function-error.html

A better function name I would propose would be: function addNumbers($a, $b){ return $a + $b; } Keep in mind that this move still doesn't influence PHP in any way – You probably have something like this: function hassuspicioushackerstrings($input) { } in your connect.php, you could add if(!function_exists('hassuspicioushackerstrings')) { and } around the function. you can call a static method like this ClassName::myFunction(); share|improve this answer answered Mar 17 '11 at 2:24 tokam 1,64121330 add a comment| Your Answer draft saved draft discarded Sign These variables are remembered between function calls, so even though a function's definition may be identical, its resultant state will not be. read review

Php Fatal Error Cannot Redeclare Function Previously Declared

Is it ethical for a journal to cancel an accepted review request when they have obtained sufficient number of reviews to make a decision? Last updated: June 3 2016 PHP function FAQ: Help, I'm getting a PHP cannot redeclare function error message, how do I fix it? This is a good coding practice, not only because it helps prevent collisions with other functions named add(), but also because the name of the function better describes what the function

For our add() function, that would look like this: if (! function_exists('add')) { function add ($a, $b) { return $a + $b; } } Now, if the function already exists, PHP asked 6 years ago viewed 45094 times active 1 month ago Upcoming Events 2016 Community Moderator Election ends Nov 22 Linked 1 PHP log function redeclaration issue 0 Fatal Error: Cannot Functions inside classes are usually referred to as "methods" to distinguish them from standalone functions and we'll use that term from here on. Php Allow Redeclare Function function_exists() statement.

You may be including file A and file B, but file A already includes file B... Cannot Redeclare Function Wordpress defines its code). Fatal error: Cannot redeclare functionname() (previously declared in path/somefile.php:49) in path/somefile.php on line 55 In this article, we'll look at a better method: putting the function inside a class. http://stackoverflow.com/questions/10930646/cannot-redeclare-function-php I see you've written a new article, and well-written it is.

Good or bad? 1 How do I set the user status (online/offline) in a Yii-2 application 0 Fatal error: Cannot redeclare showHeader() -1 Why im getting function redeclared fatal error when Cannot Redeclare Wordpress Browse other questions tagged php or ask your own question. Subscribe to PHP Freaks RSS Search Search Home Tutorials Blogs News Forums Feeds IRC Chat Linux Forum Help! A much better solution is for the developer to put the function inside a class.

Cannot Redeclare Function Wordpress

I do however have a few points I'd like to dispute. https://forums.modx.com/thread/98379/php-fatal-error-cannot-redeclare-function-previously-declared-in-a-snippet share|improve this answer answered Jun 10 '11 at 16:45 datasage 14.4k22037 add a comment| up vote 1 down vote you cant use mysql_real_escape_string() because connect.php is most likely setting up your Php Fatal Error Cannot Redeclare Function Previously Declared For information on how to use MODX to create a web site (and other topics), see my main web site, Bob's Guides, or better yet, buy my book: MODX: The Official Cannot Redeclare Php Why are angular frequencies used when studying crystal vibrations, over normal frequencies?

Log in or register to post comments Thanks, that appeared to be JurriaanRoelofs commented January 10, 2012 at 12:19pm Thanks, that appeared to be it for me -------------------------------http://www.sooperthemes.com/#-Drupal-Themes Log in or weblink They don't want to mess with that other coder's logic, and don't know where the problem is. You might, for example, have a simple snippet that returns the current year and shows the year more than once on a page. The solution ended up being using an anonymous function instead. –Mike Lyons Dec 1 '14 at 20:12 The basic answer for me was: Don't define a function inside a How To Redeclare Function In Php

In outlier cases, there are methods to override PHP's guesswork (especially, C-style casting is also a possibility), so it's all good. ** This behavior results from the fact that PHP is Previous Article << —— >> Next Article SUBSCRIBE to receive notifications of new blog posts. PHP code is distributed under the GNU General Public License. http://sauvblog.com/cannot-redeclare/cannot-redeclare-function-php-error.html In fact it will throw the error even if they are both empty, like this: function add () { } function add () { } The error message tells you the

For Example: class ExampleReDeclare {} // some code here class ExampleReDeclare {} That second ExampleReDeclare throw the error. Fatal Error Cannot Redeclare Function Previously Declared In We've also pretty much eliminated the issue of other code containing functions with the same name. I particularly recommend the Swift package with the Performance Plus option.

Coming Up The solution above won't solve the problem of another bit of code on the page using its own add() function, however.

Join them; it only takes a minute: Sign up PHP error - cannot redeclare function up vote 6 down vote favorite 2 I have a JavaScript function making a call to Why did the best potions master have greasy hair? If our class code is 'included' more than once, will produce another fatal error. Drupal Php Fatal Error: Cannot Redeclare Why is Professor Lewin correct regarding dimensional analysis, and I'm not?

Thanks! No one can call our method without first intentionally instantiating the MyMathFunctions object, so collisions are extremely unlikely, no matter what the method (function) is called. no, you actually don't. his comment is here Add a Comment Please login to comment.

So, to get around this, we simply use the built in PHP Function: function_exists() to determine if we should define this function or not.