How to hide the output of php errors while writing them to the log?

Question

PHP

How to hide the error output of a php script at the Apache level, so that they are written to the log?

Answer 1

display_errors: none put.
It's actually easy to googling

Answer 2

error_reporting(0);
ini_set('display_errors', 0);
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php_admin_flag display_errors off

Answer 3

set_error_handler - set your own error handler, write errors to the log.