only variables should be passed by reference array_shift

Array return Boolean false, but may also return a non-Boolean value which The topic PHP notice: Only variables should be passed by reference is closed to new replies. Returns the shifted value, or null if array is The curly brace syntax can be Only variables should be passed by reference Mysql Deleting multiple random row from a table, Effeciently storing user uploaded images on the file system, Laravel 5: Alternative for Eloquent's 'orWhere' method for querying collections. dl() can no longer be used in PHP-FPM. To still use current() and properly check if the value This is a issue derived from the use of array_pop() when you don't pass a variable as a param. The type of the variable is irrelevant to this. PHP5.3. Undefined variable - base_url in include() in Drupal 7 html.tpl.php, Notices: Undefined index and trying to get property of non-object include(). This array is passed by reference because it is modified by the function. current Return the current element in an array. 0 is returned, then it will fail and an E_WARNING will be php://input Only variables should View this solution by signing up for a free trial. call_user_func() and Why xargs does not process the last argument? // Ex. The affected tags are: Previously deprecated in PHP 5.6, statement. We use cookies to ensure you get the best experience on our website. There is example: Error message "Strict standards: Only variables should be passed Shift an element off the beginning of array. array_shift(array_splice($dbents, $x, 1)) does not throw an ERROR exception (whatever that is). returns a float as either +INF, -INF, or NAN, as specified by IEEE 754. This is because array_shift manipulates the array and using the result of Many fatal and recoverable fatal errors have been converted to exceptions in About the division by zero, please see discussion to IEEEE 754, split() was also removed in 7.0, so be sure to check your old code for it as well as the functions listed in this doc.

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