dba_key_split Splits a key in string representation into array representation array|falsedba_key_split string|falsekey dba_key_split returns &false; if key is NULL of &false; or an array of the form array(0=>group,1=>value_name). key the key in string representation. See also: dba_firstkey, dba_nextkey and dba_fetch. This function is available since PHP 5.0.0.