Ruby Tutorials

The following is a list of tutorials covering how-to topics on Strings category in Ruby language. Each tutorial covers the answer for the how-to question, and a set of working examples to demonstrate the solution.

1. How to Create an Empty String in Ruby ?
2. How to get Length of String in Ruby ?
3. How to get Character at Specific Index in String in Ruby ?
4. How to get First Character in String in Ruby ?
5. How to get Last Character in String in Ruby ?
6. How to get First N Characters in String in Ruby ?
7. How to get Last N Characters in String in Ruby ?
8. How to get Substring after Specific Character in Ruby ?
9. How to get Substring before Specific Character in Ruby ?
10. How to get Substring between two Specific Characters in Ruby ?
11. How to get Substring from Specific Index to End in Ruby ?
12. How to Iterate over Characters in String in Ruby ?
13. How to Iterate over Words in String in Ruby ?
14. How to Check if String is Empty in Ruby ?
15. How to Check if String contains only Alphabets in Ruby ?
16. How to Check if String contains only Alphabets and Numbers in Ruby ?
17. How to Check if String contains only Numeric Digits in Ruby ?
18. How to Check if a String contains given Substring in Ruby ?
19. How to Check if String contains specific Character in Ruby ?
20. How to Check if String starts with Specific Prefix in Ruby ?
21. How to Check if String ends with Specific Suffix in Ruby ?
22. How to Append a String to another String in Ruby ?
23. How to Append a Character to beginning of a String in Ruby ?
24. How to Append a Character to end of a String in Ruby ?
25. How to Concatenate Two Strings in Ruby ?
26. How to Repeat a String N Times in Ruby ?
27. How to Insert Character at Specific Index in String in Ruby ?
28. How to Replace a Substring in String in Ruby ?
29. How to Replace multiple Spaces with a Single Space in String in Ruby ?
30. How to Replace Character at Specific Index in String in Ruby ?
31. How to Replace All Occurrences of a Substring in a String in Ruby ?
32. How to Replace a Substring in a String using Regular Expression in Ruby ?
33. How to Split a String in Ruby ?
34. How to Split a String by New Line in Ruby ?
35. How to Split a String by Comma in Ruby ?
36. How to Sort Characters in String in Ruby ?
37. How to convert String to Lowercase in Ruby ?
38. How to convert String to Uppercase in Ruby ?
39. How to Trim a String in Ruby ?
40. How to convert First Character in String to Uppercase in Ruby ?
41. How to Reverse a String in Ruby ?
42. How to Remove Character at specific Index in a String in Ruby ?
43. How to Remove First Character in a String in Ruby ?
44. How to Remove Last Character in a String in Ruby ?
45. How to Remove first N Characters in a String in Ruby ?
46. How to Remove last N Characters in a String in Ruby ?
47. How to Remove specific Substring in Ruby ?
48. How to Remove specific Character from a String in Ruby ?
49. How to Remove All Whitespace Characters from a String in Ruby ?
50. How to Remove Special Characters from a String in Ruby ?
51. How to keep only Alphabets in a String in Ruby ?
52. How to Convert Integer to String in Ruby ?
53. How to Convert String to Integer in Ruby ?
54. How to convert String to Float in Ruby ?
55. How to convert Float to String in Ruby ?
56. How to check if Two Strings are Equal in Ruby ?
57. How to check if Two Strings are Equal ignoring case in Ruby ?
58. How to Compare Two Strings in Ruby ?
59. How to find the Characters in the First String that are not Present in the Second String in Ruby ?
60. How to find the Index of Substring in Ruby ?
61. How to find the Index of Last Occurrence of Substring in Ruby ?
62. How to find the Indices of All Occurrences of Substring in Ruby ?
63. How to get all the possible Substrings of a String in Ruby ?
64. How to get all the possible K length Substrings in a String in Ruby ?
65. How to in Ruby ?