Scala Char compare() 方法与示例

compare()方法用于将指定的字符值与参数列表中的值进行比较。

Method Definition: def compare(y: Char): Int

Return Type: It returns Int. Where, if the stated character value is greater than ‘x’ then a positive integer is returned, if its less than ‘x’ then a negative integer is returned and if its equal to ‘x’ then zero is returned.

示例：1#

// Scala program of compare()
// method
  
// Creating object
object GfG
{ 
  
    // Main method
    def main(args:Array[String])
    {
      
        // Applying compare() method 
        val result = 'a'.compare('A')
          
        // Displays output
        println(result)
      
    }
} 

输出：

32

示例：2#

// Scala program of compare()
// method
  
// Creating object
object GfG
{ 
  
    // Main method
    def main(args:Array[String])
    {
      
        // Applying compare() method
        val result = 'B'.compare('B')
          
        // Displays output
        println(result)
          
    }
} 

输出：

0