函数Abs()
描述:
mixed abs (mixed number);
Returns the absolute value of number. If the argument number is float, return type is also float, otherwise it is int(返回所输的数字的绝对值,浮点型返回浮点型,其他返回整型)
函数Acos()
描述:
float acos (float arg);
Returns the arc cosine of arg in radians(返回角的余弦值) Adabas D功能 函数ada_afetch() 描述: fetch a result row into an array(返回结果到一个数组里) 函数ada_autocommit() 描述: toggle autocommit behaviour
函数ada_close() 描述: close a connection to an Adabas D server (关掉一个数据库的关联)
函数ada_commit() 描述: commit a transaction (提交一个处理)
函数ada_connect() 描述: connect to an Adabas D datasource(联接一个数据库) 函数ada_exec() 描述: prepare and execute a SQL statement(执行一个SQL语句) 函数ada_fetchrow() 描述: fetch a row from a result(从数据库中取一条记录)
函数ada_fieldname() 描述: get the columnname(得到字段名) 函数ada_fieldnum() 描述: get column number(得到字段的总数)
函数ada_fieldtype() 描述: get the datatype of a field(取得字段的类型)
函数ada_freeresult() 描述: free resources associated with a result
函数ada_numfields() 描述: get the number of columns in a result(在结果中得到字段数目)
函数ada_numrows() 描述: number of rows in a result(所取结果的记录数)
函数ada_result() 描述: get data from results(得到结果的数据)
函数ada_resultall() 描述: print result as HTML table(以HTML的格式输出结果)
函数ada_rollback() 描述: rollback a transaction
函数apache_lookup_uri() 描述: Perform a partial request for the specified URI and return all info about it,This performs a partial request for a URI. It goes just far enough to obtain all the important information about the given resource and returns this information in a class. The properties of the returned class are:
status:the_request、status_line、method、content_type、handler uri:filename、path_info、args、boundary、no_cache、no_local_copy、 allowed、send_bodyct、bytes_sent、byterange、clength、unparsed_uri mtime、request_time
函数apache_note() 描述: Get and set apache request note |