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-rw-r--r--system/libraries/Email.php6
1 files changed, 3 insertions, 3 deletions
diff --git a/system/libraries/Email.php b/system/libraries/Email.php
index 756a38a10..a745d331d 100644
--- a/system/libraries/Email.php
+++ b/system/libraries/Email.php
@@ -105,9 +105,9 @@ class CI_Email {
/**
* SMTP Encryption
*
- * @var string NULL, 'tls' or 'ssl'
+ * @var string empty, 'tls' or 'ssl'
*/
- public $smtp_crypto = NULL;
+ public $smtp_crypto = '';
/**
* Whether to apply word-wrapping to the message body.
@@ -1875,7 +1875,7 @@ class CI_Email {
return TRUE;
}
- $ssl = ($this->smtp_crypto === 'ssl') ? 'ssl://' : NULL;
+ $ssl = ($this->smtp_crypto === 'ssl') ? 'ssl://' : '';
$this->_smtp_connect = fsockopen($ssl.$this->smtp_host,
$this->smtp_port,