How do I find the index of a character in a string in Ruby

Question

For example  str    abcdefg   How do I find the index if c in this string using Ruby

User · Answer

You can use this   abcdefg  index  c        gt  2

User · Answer

index substring    offset     fixnum or nil index regexp    offset     fixnum or nil   Returns the index of the first occurrence of the given substring or pattern  regexp  in str  Returns nil if not found  If the second parameter is present  it specifies the position in the string to begin the search    hello  index  e                  gt  1  hello  index  lo                 gt  3  hello  index  a                  gt  nil  hello  index  e                  gt  1  hello  index   aeiou    -3       gt  4   Check out ruby documents for more information

User · Answer

str  abcdef   str index  c      gt  2  String matching approach str   c     gt  2  Regexp approach        gt    lt MatchData  c  gt    Hope it helps

[ruby] How do I find the index of a character in a string in Ruby?

Examples related to ruby

Examples related to string

Examples related to indexing