The recommendation is to switch to MySQLi functions, which conveniently offer both a procedural (my preference) and an object-oriented structure. Welcome to Intellipaat Community. Mysqli Prepared Stmt returns 0 num_rows. mysqli_insert_id always returns 0 . could there be a server setting that is causing this? Your code seems fine to me. For unbuffered result sets, mysqli_num_rows() will not return the correct number of rows until all the rows in the result have been retrieved. ult. PHP Version This function was first introduced in PHP Version 5 and works works in all the later versions. link. This command is only valid for statements like SELECT or SHOW that return an actual result set. Do modern ovens bake the same as the old ones? Returns the number of rows in the result set. These are the top rated real world PHP examples of mysqli_result extracted from open source projects. It looks like a bug. The behaviour of mysqli_num_rows depends on whether buffered or unbuffered result sets are being used. You can rate examples to help us improve the quality of examples. PHP mysqli_num_rows - 30 examples found. In fact, nothing but the query generation is directly influenced by CI bar connection settings. This always returns 0, and I doubt this's a type cast problem. Stack Overflow for Teams is a private, secure spot for you and your coworkers to find and share information. This extension was deprecated in PHP 5.5.0, and it was removed in PHP 7.0.0. PHP mysqli_fetch_row - 30 examples found. I want to check the input of the user after he hits the submit button if the word exist in the database. Link to post Share on other sites . i am trying to use mysqli_num_rows within a php function ( i am using the function to determine whether a user was able to deactivate their account). These are the top rated real world PHP examples of mysqli_num_rows extracted from open source projects. I tried using this function directly, and with explicit type cast -- (unsigned long) mysql_num_rows(res) unsigned long no_rows = mysql_num_rows ( tbl_content ); But no matter what I do, it's always 0. The behaviour of mysqli_num_rows depends on whether buffered or unbuffered result sets are being used. I'm sure I'm doing something stupidly wrong. However, it always says Data does not exist in which it finds the condition false. PHP mysqli_stmt_num_rows() function returns an integer value indicating the number of rows in the resultset returned by the statement. Everything is working on the page, except the check for when a username is already in use by another user. The mysqli_num_rows() function is an inbuilt function in PHP which is used to return the number of rows present in the result set. Averaging over a hundred or so tests with a result set of 180,000 records, and using mysqli_fetch_*() functions vs. their mysqli_result::fetch_*() counterpart object methods to read and iterate over all records, all of the mysqli_fetch_*() functions win by ~0.1 seconds less. hi everyone. Get your technical queries answered by top developers ! In detail: If you have a table with 5 rows and issue: SELECT SQL_CALC_FOUND_ROWS * FROM table LIMIT 1; mysql_num_rows() returns 1 as expected. Basically I had the code written down in mysql format and decided to change my code too mysqli. int|false mysql_num_rows (resource result); Retrieves the number of rows from a result set. PHP - Function MySQLi Num Rows - It returns the number of rows in a result set sqlsrv_num_rows requires a client-side, static, or keyset cursor, and will return false if you use a forward cursor or a dynamic cursor. Returns the number of rows in the result set. You can … Hot Network Questions Everyone has a book in them, but in most cases that’s where it should stay. Alternatives to this function include: mysqli_num_rows: mysqli_stmt_num_rows: PDOStatement::rowCount : Description. Hence, I have this code. Syntax mysqli_num_rows(result); Everything that you get from the CI_DB_result object is directly returned by PHP's mysqli extension. Returns the number of rows in the result set. To use this function, it is mandatory to first set up the connection with the MySQL database. Description mixed mysqli_affected_rows ( object link). Returns the number of rows in the result set. I wrote a function which is supposed to return the number of rows found in a SELECT query but it always either seems to return 0 or an array. If you issue "SELECT FOUND_ROWS()" just in sequence, in the same connection resource, it allways returns 0 rather than expected 5. Mysqli num_rows prepared statement php. 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