openssl_csr_export_to_file Exports a CSR to a file boolopenssl_csr_export_to_file resourcecsr stringoutfilename boolnotext openssl_csr_export_to_file takes the Certificate Signing Request represented by csr and saves it as ascii-armoured text into the file named by outfilename. &return.success; The optional 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; See also openssl_csr_export, openssl_csr_new and openssl_csr_sign.