_edd_deprected_argument() – Marks an argument in a function deprecated and informs when it’s been used
_edd_privacy_get_customer_id_for_email() – Since our eraser callbacks need to look up a stored customer ID by hashed email address, developers can use this to retrieve the customer ID associated with an email address that’s being requested to be deleted even after the customer has been anonymized.
_edd_privacy_get_payment_action() – Given an EDD_Payment, determine what action should be taken during the eraser processes.
ArrayToXML::isAssoc() – Check if array is associative with string based keys FROM: http://stackoverflow.com/questions/173400/php-arrays-a-good-way-to-check-if-an-array-is-associative-or-sequential/4254008#4254008
ArrayToXML::writeAttr() – Write keys in $data prefixed with @ as XML attributes, if $data is an array.
Browser::checkBrowserGoogleBot() – Determine if the browser is the GoogleBot or not (last updated 1.7)
Browser::checkBrowserIceCat() – Determine if the browser is Ice Cat or not (http://en.wikipedia.org/wiki/GNU_IceCat) (last updated 1.7)
Browser::checkBrowserInternetExplorer() – Determine if the browser is Internet Explorer or not (last updated 1.7)
Browser::checkBrowserNetPositive() – Determine if the browser is NetPositive or not (last updated 1.7)
Browser::checkBrowserNetscapeNavigator9Plus() – Determine if the browser is Netscape Navigator 9+ or not (last updated 1.7) NOTE: (http://browser.netscape.com/ – Official support ended on March 1st, 2008)
Browser::checkBrowserShiretoko() – Determine if the browser is Shiretoko or not (https://wiki.mozilla.org/Projects/shiretoko) (last updated 1.7)
Browser::checkBrowserSlurp() – Determine if the browser is the Yahoo! Slurp Robot or not (last updated 1.7)
Browser::checkBrowserW3CValidator() – Determine if the browser is the W3C Validator or not (last updated 1.7)
Browser::determine() – Protected routine to calculate and determine what the browser is in use (including platform)
Browser::setUserAgent() – Set the user agent value (the construction will use the HTTP header value – this will overwrite it)
