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# openssl_pkey_export_to_file

(PHP 4 >= 4.2.0)

openssl_pkey_export_to_file -- Gets an exportable representation of a key into a file

## Description

bool openssl_pkey_export_to_file ( mixed key, string outfilename [, string passphrase [, array config_args]])

Warning
This function is EXPERIMENTAL. The behaviour of this function, the name of this function, and anything else documented about this function may change without notice in a future release of PHP. Use this function at your own risk.

Warning
This function is currently not documented; only the argument list is available.

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