(PHP 5 >= 5.3.2, PHP 7) Set method accessibility

(PHP 4 >= 4.0.5, PHP 5, PHP 7) Searches the array for a given value and returns the corresponding key if

(PHP 4, PHP 5, PHP 7) Prepend one or more elements to the beginning of an array

(PHP >= 5.4.0) Returns whether this is a trait

(PHP 5, PHP 7) Gets default properties public

(PECL classkit >= 0.1) Dynamically removes the given method

(PHP 4, PHP 5, PHP 7) Return the current element in an array

(PHP 5, PHP 7) Gets the filename of the file in which the class has been defined

(No version information available, might only be in Git) This method adds a new entry to the hash

(PHP 5, PHP 7) Gets extension ini entries public