Ruby 整数 abs()函数与示例

Ruby 中的abs()函数返回整数的绝对值。

Syntax: (number).abs

Parameter: The function takes the integer whose absolute value is to be returned.

Return Value: The function returns the absolute value of the integer.

示例 #1：

# Ruby program Integer abs() function
  
# Initializing the numbers 
num1 = -21
num2 = 21 
num3 = 0 
num4 = -100 
   
      
# Printing the absolute value of integers 
puts (num1).abs
puts (num2).abs
puts (num3).abs
puts (num4).abs

输出 ：

21
21
0
100

示例 #2：

# Ruby program of Integer abs() function
  
# Initializing the numbers 
num1 =29
num2 = -7
num3 = 90
num4 = -10
   
      
# Printing the absolute value of integers 
puts (num1).abs
puts (num2).abs
puts (num3).abs
puts (num4).abs

输出：

29
7
90
10