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12 Constants

A constant is an expression that stands for a specific value by explicitly representing the desired value. C allows constants for numbers, characters, and strings. We have already seen numeric and string constants in the examples.

• Integer Constants
• Integer Constant Data Types
• Floating-Point Constants
• Imaginary Constants
• Invalid Numbers
• Character Constants
• String Constants
• UTF-8 String Constants
• Unicode Character Codes
• Wide Character Constants
• Wide String Constants