Countable 接口 ¶. (PHP 5 >= 5.1.0, PHP 7, PHP 8) ... function will typecast the returned value to an integer. ... Note that arrays don't implement countable.
Countable::count. (PHP 5 >= 5.1.0, PHP 7, PHP 8) ... function on an object implementing Countable. ... Even though Countable::count method is called when the object ...
The interface has exactly one method, Countable::count(), which returns the return value for the count() function. Please see the Array section of the manual ...
Mar 13, 2019 · Before PHP 7.2 when passing a non-array to count() , it returned 1. Now, as you can see in the breaking changes, count() emits a warning ...
Apr 21, 2020 · The is_countable() function is an inbuilt function in PHP which is used to check whether the content of the variable is countable or not.
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Sep 12, 2018 · Noticed this error coming up switching to PHP 7 this morning. Looks like the template function is assuming that variable $footer is an array ...
Jul 19, 2017 · ... countable object . ... Hello, there are some issues. Function session_status is supported from ... PHP7.2 - count(): Parameter must be an array ...
Jul 24, 2020 · PHP 7.3 has added support for a new function is_countable that returns true if the function argument is an array type or an instance of ...
The Countable interface. (PHP 5 >= 5.1.0, PHP 7). Introduction. Classes implementing Countable can be used with the count() function. Interface synopsis.
The Countable interface. (PHP 5 >= 5.1.0, PHP 7). Introduction. Classes implementing Countable can be used with the count() function. Interface synopsis.