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# openssl_x509_export_to_file

(PHP 4 >= 4.2.0, PHP 5)

openssl_x509_export_to_file -- Exports a certificate to file

## Description

bool openssl_x509_export_to_file ( mixed x509, string outfilename [, bool notext] )

openssl_x509_export_to_file() stores x509 into a file named by outfilename in a PEM encoded format.

The optional parameter notext affects the verbosity of the output; if it is `FALSE` then additional human-readable information is included in the output. The default value of notext is `TRUE`.

成功回傳`TRUE`失敗回傳`FALSE`。

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