PHP function crypt()
One-way string encryption (hashing)
Availability in PHP 4.0
One-way string encryption (hashing)
Parameters
| Parameter | Data type | Default value | Note |
|---|---|---|---|
$str |
string |
not | The string to be encrypted. |
$salt |
string |
null | An optional salt string to base the encryption on. If not provided, one will be randomly generated by PHP each time you call this function. PHP 5.6 or later raise E_NOTICE error if this parameter is omitted |
Return values
string
the encrypted string.
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