10 recommended articles about mysql_free_result

mysql_free_result() only needs to be called when considering how much memory will be used when returning a large result set. All associated memory will be automatically released after the script ends. It is a good habit to release the cursor memory after we execute the SELECT statement. . Memory release can be achieved through the PHP function mysql_free_result(). //Define header file, character format header("Content-type:text/html;charset=utf-8"); error_reporting(ERR_ALL & ~ E_NOTICE); ​ //Define local server connection information $servername="localhost"; $username="root"; $password="admin"; $dbname="test"

1. PHP mysqli_free_result() and mysqli_fetch_array() functions

Introduction: mysql_free_result() only Need to be called when considering how much memory will be used when returning a large result set. All associated memory will be automatically released after the script ends. After we execute the SELECT statement, it is a good habit to release the cursor memory. . Memory release can be achieved through the PHP function mysql_free_result().

2. MySQL data table is damaged PHP gets the implementation code of all tables in the MySQL database

Introduction: MySQL data Table damage: MySQL data table is damaged PHP Get the implementation code of all tables in the MySQL database: Copy the code as follows: function list_tables($database) { $rs = mysql_list_tables($database); $tables = array(); while ($row = mysql_fetch_row($rs)) { $tables[] = $row[0]; } mysql_free_result($rs); return $tables;

3. Warning: mysql_free_result ():_PHP Tutorial

Introduction: Warning: mysql_free_result():. Our website prompts such an error, Warning: mysql_free_result(): supplied argument is not a valid MySQL result resource. There are three situations below: The parameters of mysql_free_result are incorrect.

4. php-PHP issues with releasing resource data types

Introduction: PHP Warning: mysql_free_result() expects parameter 1 to be resource, boolean given in D:freehostwuxiaotaowebluntanedit_update.php on line 19 How to solve this error?

5. Warning: mysql_free_result(): supplied argument is not a valid MySQL result

Introduction: Warning: mysql_free_result(): supplied argument is not a valid MySQL result

##6. We have a PHP-related issue, which is quite confusing

Introduction: I want to ask the experts about a PHP problem. I am very confused. The teacher said that mysql_free_result($query); is used to release memory, but I recently found a problem while writing a program. I would like to discuss it with you. Let’s discuss. Mysql_free_result($query); Can it only be used after the query record is completed? For example: $sql="select..."$query=my

7. Warning mysql_free_result(): supplied argument is not a valid MySQL result, how to solve it

[Related Q&A recommendations]:

mysql - php There is no error when using ordinary sql statements, but there is a problem when using stored procedures?

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