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Check if a string represents a hexadecimal number or not | Function to check if the string represents a hexadecimal number.
Iterate over string.
Check if the character is invalid.
Print true if all characters are valid.
Given string.
Function call"
Solution in Python:
 ... What is a code to check if a string represents a hexadecimal number or not and the other steps required?
assistant
#Here is code to check if a string represents a hexadecimal number or not and the other steps required.
 def checkHex ( s ) :
	for ch in s :
		if ( ( ch < '0' or ch > '9' ) and ( ch < ' A ' or ch > ' F ' ) ) :
			print ( " No " )
			return
	print ( " Yes " )
s = " BF57C "
checkHex ( s )