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PDO common class libraries for php

Database operation class

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PDO common class libraries for php Mainly introduces PHP's PDO common class library, and analyzes the common connection, initialization, addition, deletion, modification, and other operation skills of PDO class library in the form of examples. Get the end of the form Primary key, Check whether the data already exists (depending on conditions), Preprocessing and deletion (Note: It is recommended to use the INT type for the primary key), Return Single field data or single record ##.

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PHP PDO common class library example analysis, pdo class library example analysis_PHP tutorial

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