3v4l.org

run code in 300+ PHP versions simultaneously
<?php function generatePassword($username, $password ) { /* 1. RESULT = LOWER_CASE ( username ) + PASSWORD 2. RESULT = LOWER_CASE ( SHA1_HEX(RESULT) ) 3. RESULT = SESSIONID + RESULT 4. RESULT = UPPER_CASE ( SHA1_HEX(RESULT) ) */ if( $this->_sessionid ) { //1. $result = strtolower( $username ) . $password; //2. $result = strtolower( sha1( $result ) ); //3. $result = $this->_sessionid . $result; //4. $result = strtoupper( sha1( $result ) ); } else { $result = false; } return $result; } print_r(generatePassword('599750531', '4321')); ?>

preferences:
51.73 ms | 402 KiB | 5 Q