How to get first n characters of a string in Ruby
In this post we will give you information about How to get first n characters of a string in Ruby. Hear we will give you detail about How to get first n characters of a string in Ruby And how to use it also give you demo for it if it is necessary.
we are going to learn about how to get the first n characters of a string in Ruby.
Consider, we have the following string:
month = "august"
Now, we want to get the first 3 characters aug from the above string.
Getting the first n characters
To access the first n characters of a string in ruby, we can use the square brackets syntax [] by passing the start index and length.
Here is an example, that gets the first 3 characters from the month string:
month = "august"firstThree = month[0, 3]puts firstThree
Output:
"aug"
In the example above, we have passed the [0, 3] to it. so it starts the extraction at index position 0, and extracts before the position 3.
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