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Whats the difference between str. isdigit (), isnumeric () and . . . The Python documentation notes the difference between the three methods str isdigit Return true if all characters in the string are digits and there is at least one character, false otherwise Digits include decimal characters and digits that need special handling, such as the compatibility superscript digits This covers digits which cannot be used to form numbers in base 10, like the
Regex to match digits of specific length - Stack Overflow You can generally do ranges as follows: \d{4,7} which means a minimum of 4 and maximum of 7 digits For your particular case, you can use the one-argument variant, \d{15} Both of these forms are supported in Python's regular expressions - look for the text {m,n} at that link And keep in mind that \d{15} will match fifteen digits anywhere in the line, including a 400-digit number If you want
How to take the nth digit of a number in python - Stack Overflow This solution solves many more "digit of a number" problems than the one using integer division and modulus Try to find the leading (left-most) digit of the following numbers using both: 723981 4,212,633 1_000_000 983 5 2 04e7
python - Does \d in regex mean a digit? - Stack Overflow Decimal digit character: \d \d matches any decimal digit It is equivalent to the \p {Nd} regular expression pattern, which includes the standard decimal digits 0-9 as well as the decimal digits of a number of other character sets
floating point - C: printf a float value - Stack Overflow I want to print a float value which has 2 integer digits and 6 decimal digits after the comma If I just use printf("%f", myFloat) I'm getting a truncated value I don't know if this always happen