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2025-09-23 Update From: SLTechnology News&Howtos shulou NAV: SLTechnology News&Howtos > Database >
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Problem description: after pdo connects to the database, all the men in the query database are transformed into document numbers (? ), the file format is utf-8, the table of the database, and the fields are all set to utf8.
Handling method, new PDO ($num1,$num2,$num3,$num4,) when connecting to the database
The fourth parameter is the array. Add a PDO::MYSQL_ATTR_INIT_COMMAND= > 'SET NAMES utf8', that is, set it to utf8 when connecting, so that the subsequent operations of the database will be normal.
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