Flowdock
method

first

Importance_1
Ruby on Rails latest stable (v4.0.2) - 0 notes - Class: String
first(limit = 1) public

Returns the first character. If a limit is supplied, returns a substring from the beginning of the string until it reaches the limit value. If the given limit is greater than or equal to the string length, returns self.

str = "hello"
str.first    #=> "h"
str.first(1) #=> "h"
str.first(2) #=> "he"
str.first(0) #=> ""
str.first(6) #=> "hello"
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