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+ 2

What is the meaning of iostream

the usefulness

21st Oct 2016, 6:11 PM
henkholien - avatar
11 ответов
+ 23
i=input o=output Stream=sequence of bytes iostream contains all standard library functions required for writing a basic program
22nd Oct 2016, 9:07 AM
Mayank Garg
Mayank Garg - avatar
+ 15
iostream is the standard library for basic input/output operations. cin and cout belong to it.
21st Oct 2016, 6:13 PM
Zen - avatar
+ 3
it is a header function..to be precise <iostream>- input output stream header file  Provides functionality to use an abstraction called streams specially designed to perform input and output operations on sequences of character, like files or strings.  Objects cin, cout are from iostream header. 
22nd Oct 2016, 3:42 PM
+ 3
But it's not working...says iostream.h : no such file or directory!?.....help! How to solve this problem??
25th May 2019, 4:49 PM
Vicky Kumar 🇮🇳
Vicky Kumar 🇮🇳 - avatar
+ 1
iostream is a header file in which some function is already defined like cout,cin... etc. Full form of iostream is input output stream
12th Nov 2016, 7:39 AM
Amit - avatar
It is a header file or main file
23rd Oct 2016, 3:19 PM
Ram D
Ram D - avatar
iostream is a standard library function contains input and output operations
25th Oct 2016, 3:18 AM
Manjunath H
Manjunath H - avatar
iostream is a header defines the standard stream that input and output data
25th Oct 2016, 3:51 PM
Sophia Nazneen
it is header and main function from which our programme start
26th Oct 2016, 3:11 AM
Jahanzaib korai Khan
Jahanzaib korai Khan - avatar
iostream is a headerfile which consists of predefined functions like cout and cin,without this headerfile your functions that are declared and defined in this headerfile will not work.
1st Nov 2016, 1:23 PM
MSK - avatar
iostream is a header file and it is standard library which consist cin,cout and cerr called operations.
9th Nov 2016, 5:35 PM
Ruthuja Udamale