Devs268 Devs268
  • 25-06-2017
  • Mathematics
contestada

Using wildcard metacharacters, how can one indicate a number is either 1, 2, 3, or 4?

Respuesta :

mathmate
mathmate mathmate
  • 25-06-2017
using the current "regular expressions" in use in Java, Perl, and many other applications, this belongs to "character class" using the [ ] notation.
For characters "either" 1,2,3,4, we write
[1234]
or in this particular case,
[1-4]
Answer Link

Otras preguntas

Can you puncture the inside of an egg, the yolk, and still hatch a baby chicken?
Iron (III) oxide - what does the III mean?
The number of State Parks in California is 36 more than one third the number of State Parks in Florida. There are 85 State Parks in California. Which of the fol
Write an equation. Let x be the unknown number. eleven is the sum of sixteen and twice a number.
If I Have 55, then times that by three then divide it by 9, then add 16, What Is My Answer???​
What do you need to have with your bachelors degree in digital media
Which expression has the same value as 3x + 1 when x = 4?
what is metal and has high density
8,924+8,157and I hope and I hope and I and I and II ​
What solution for which of the following requires the use of an absolute value