Live Sandbox PHP crypt(), hash(), md5() and sha1() Functions
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addslashes() - Add backslashes (\) base_convert() - Converts a number between two bases crc32() - Cyclic redundancy checksum crypt() - Calculate the hash of a string decbin() - Convert numbers to binary (base-2) decoct() - Convert numbers to octal (base-8) dechex() - Convert numbers to hexadecimal (base-16) dns_get_record() - Retrieves DNS resource htmlspecialchars() - Convert special characters to HTML entities lcfirst() - Converts first character to lowercase md5() - Calculate MD5 hash of a string openssl_encrypt() - Encrypts plain text data openssl_decrypt() - Decrypts cipher text openssl_get_cipher_methods() - Lists available cipher methods preg_match() - Regular expression (RegEx) match sha1() - Calculate sha1 hash of a string str_word_count() - Determines number of words in a string strlen() - Calculate character length of a string strip_tags() - Removes HTML and PHP tags from a string stripslashes() - Removes backslashes (\) strrev() - Reverses order of a string strtolower() - Convert string to all lowercase strtoupper() - Convert string to all uppercase ucfirst() - Converts first character to uppercase ucwords() - Converts first letter of each word to uppercase urlencode() - Encodes a string for use in URL query urldecode() - Decodes the query part of a URL string.
PHP crypt(), hash(), md5() and sha1() Functions
Instructions/Notes

crypt($your_string) - This PHP function calculates the hash of a string using the standard Unix DES-based encryption algorithm or alternative algorithms that may be available on the system. The hash of the result is returned.

hash($algorithm, $your_string) - This PHP functions generates a hash value of a string. This tool uses sha256 as the default algorithm.

md5($your_string) - This PHP function generates the MD5 hash of a string using the RSA Data Security, Inc. MD5 Message-Digest Algorithm. The hash of the result is returned.

sha1($your_string) - This PHP function generates the SHA1 hash of a string.. The hash of the result is returned .



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