(PECL trader >= 0.2.0) Stochastic Relative Strength Index array trader_stochrsi ( array $real [, integer $timePeriod [, integer $fastK_Period [, integer $fastD_Period [, integer $fastD_MAType ]]]] ) Parameters: real Array of real values. timePeriod Number of period. Valid range from 2 to 100000. fastK_Period

(PHP 4 >= 4.0.6, PHP 5, PHP 7) Convert character encoding string mb_convert_encoding ( string $str, string $to_encoding [, mixed $from_encoding = mb_internal_encoding() ] ) Converts the character encoding of string str to to_encoding from optionally from_encoding. Parameters: str The string being encoded. to_encoding The type of enc

(PHP 5 >= 5.6.0, PHP 7) Timing attack safe string comparison bool hash_equals ( string $known_string, string $user_string ) Compares two strings using the same time whether they're equal or not. This function should be used to mitigate timing attacks; for instance, when testing crypt() password hashes. Parameters: known_string The string of known length to compare ag

(PHP 4 >= 4.2.0, PHP 5, PHP 7) Get connection status int pg_connection_status ( resource $connection ) pg_connection_status() returns the status of the specified connection. Parameters: connection PostgreSQL database connection resource. Returns: PGSQL_CONNECTION_OK or PGSQL_CONNECTION_BAD. E

(PHP 5, PHP 7) Set options bool mysqli::options ( int $option, mixed $value ) Object oriented style Procedural style bool mysqli_options ( mysqli $link , int $option , mixed $value ) Used to set extra connect options and affect behavior for a connection. This function may be called multiple times to set several options. mysqli_options() should be called after mysqli_init() and before mysqli_real_connect().

(PHP 4 >= 4.0.5, PHP 5, PHP 7) Create an XML parser with namespace support resource xml_parser_create_ns ([ string $encoding [, string $separator = ":" ]] ) xml_parser_create_ns() creates a new XML parser with XML namespace support and returns a resource handle referencing it to be used by the other XML functions. Parameters: encoding The optional encoding specifies t

(PECL fann >= 1.0.0) Get the number of layers in the neural network int fann_get_num_layers ( resource $ann ) Get the number of layers in the neural network. Parameters: ann Neural network resource. Returns: The number of leayers in the neural network, or FALSE on error.

(PHP 4 >= 4.0.2, PHP 5 <= 5.0.5, PECL ingres >= 1.0.0) Close an Ingres database connection bool ingres_close ( resource $link ) ingres_close() closes the connection to the Ingres server that is associated with the specified link. ingres_close() is usually unnecessary, as it will not close persistent connections and all non-persistent connections are automatically closed at the end of the script. P

(PHP 4, PHP 5, PHP 7) Open persistent Sybase connection resource sybase_pconnect ([ string $servername [, string $username [, string $password [, string $charset [, string $appname ]]]]] ) sybase_pconnect() acts very much like sybase_connect() with two major differences. First, when connecting, the function would first try to find a (persistent) link that's already open with the same host, username and password. If one is

(PHP 4, PHP 5, PHP 7) Closes a Sybase connection bool sybase_close ([ resource $link_identifier ] ) sybase_close() closes the link to a Sybase database that's associated with the specified link link_identifier. Note that this isn't usually necessary, as non-persistent open links are automatically closed at the end of the script's execution. sybase_close() will not close persistent links generated by sybase_pconnect().