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iomanip setiosflags() function in C++ with Examples

Last Updated : 12 Jul, 2025

The setiosflags() method of iomanip library in C++ is used to set the ios library format flags specified as the parameter to this method.
Syntax: 
 

setiosflags (ios_base::format_flag)


Parameters: This method accepts format_flag as a parameter which is the ios library format flag to be set by this method.
Return Value: This method does not returns anything. It only acts as stream manipulators.
Example 1:
 


Output: 
Setting showbase flag using setiosflags: 
0x32

 

Example 2:
 


Output: 
Setting showbase and uppercase flag using setiosflags: 
0X32

 

Reference: https://cplusplus.com/reference/iomanip/setiosflags/
 

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