What is secure way to use PHP variables in PDO queries?
255
How can I prevent SQL injection in PHP?
24958
Getting raw SQL query string from PDO prepared statements
75027
Why is using a mysql prepared statement more secure than using the common escape functions?
52168
Reference — frequently asked questions about PDO
81810
What's the best way to store class variables in PHP?
157148
What are the valid characters in PHP variable, method, class, etc names?
23647
Why shouldn't I use mysql_* functions in PHP?
114224
How to properly set up a PDO connection
93409
Any way to specify optional parameter values in PHP?
89148
PDO lastInsertId issues, php
148619
Is there a reason not to use  (null safe equals operator) in mysql instead of =?
105893
PDO: row name as index of result array
43508
Why are $_POST variables getting escaped in PHP?
13458
How can I sanitize user input with PHP?
65657
How do I loop through a MySQL query via PDO in PHP?
132601
PHP PDOException: "SQLSTATE[HY093]: Invalid parameter number"
89756
Using a variable instead of a parameter index with a JDBC prepared statement