What is the difference between putchar and printf
Difference: The putchar() function can only output a single character, while the printf() function can output various types of data, such as character, floating point, and integer types; "printf("%c", 'A')" is equivalent to "putchar('A')". If you only want to output one character, putchar() is better to use.
The operating environment of this tutorial: windows7 system, c99 version, Dell G3 computer.
In C language, there are three functions that can be used to output data on the display. They are:
- ##puts(): can only output strings, and Line breaks will occur automatically after the output is completed, which has been introduced in "The First C Language Program".
- putchar(): can only output a single character
- printf(): can output various types of data, such as %d %f %lf %s can be used
such as
printf("%c ",'A')
is equivalent to putchar('A');For more computer programming related knowledge, please visit:
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