红宝石 |字符串长度方法

length是 Ruby 中的 String 类方法，用于查找给定字符串的字符长度。

Syntax: str.length

Parameters: Here, str is the string whose length is to be calculated

Returns:It will return the character length of the str.

示例 1：

# Ruby program to demonstrate
# the length method
   
# Taking a string and
# using the method
puts "GFG".length
puts "geeksforgeeks".length

输出：

3
13

示例 2：

# Ruby program to demonstrate
# the length method
   
# Taking a string and
# using the method
puts "g4g".length
puts "ruby string".length

输出：

3
11