(PHP 5 >= 5.0.1, PHP 7) Returns the SOAP headers from the last request

(PHP 5 >= 5.0.1, PHP 7) SoapFault constructor

(PECL SDO >= 0.5.0) Obtain a proxy for a service

(PHP 5 >= 5.0.1, PHP 7) Returns list of available SOAP functions

(PHP 5 >= 5.0.1, PHP 7) Returns list of defined functions

(PECL OAuth >= 1.0.0) Set the consumerHandler handler callback

(PHP 5 >= 5.0.1, PHP 7) Sets the location of the Web service to use

(PECL OAuth >= 0.99.5) Turn off SSL checks

(PECL OAuth >=0.99.2) Encode a URI to RFC 3986

(PHP 5 >= 5.0.1, PHP 7) Returns last SOAP response