Creates a string from a stream of characters by appending each new character to the end of the string until the maximum capacity is reached.
Read an integer number from a stream of characters. Stop when a non-numeric character was encountered
Lets characters pass through only after a specified sequence is encountered
Lets values pass through only if COND is true
Lets values pass through until the value specified in S is encountered
Pulses each time when a specified sequence of characters is encountered
Lets values pass through only after the value specified in S is encountered