带有示例的 Scala String substring(int beginIndex, int endIndex) 方法

substring(int beginIndex, int endIndex)方法用于从指定的字符串中找到以指定索引开始和结束的子字符串。

Method Definition: String substring(int beginIndex, int endIndex)

Return Type: It returns string which is the part of the stated String.

注意：与 subsequence 方法相同，但两者的唯一区别是 subsequence 返回CharSequence而上述方法返回字符串。

示例：1#

// Scala program of substring()
// method
  
// Creating object
object GfG
{ 
  
    // Main method
    def main(args:Array[String])
    {
      
        // Applying substring method
        val result = "GeeksforGeeks".substring(4, 8)
          
        // Displays output
        println(result)
      
    }
} 

输出：

sfor

示例：2#

// Scala program of substring()
// method
  
// Creating object
object GfG
{ 
  
    // Main method
    def main(args:Array[String])
    {
      
        // Applying substring method
        val result = "GeeksforGeeks".substring(0, 4)
          
        // Displays output
        println(result)
      
    }
} 

输出：

Geek