PHP Ds Sequence reverse()用法及代码示例

Ds\Sequence::reverse() 函数可以就地反转序列。

用法

public abstract void Ds\Sequence::reverse( void )

Ds\Sequence::reverse() 函数没有任何参数。此函数不返回任何值。

例子1

<?php  
   $seq = new \Ds\Vector([1, 2, 3, 4, 5]);  
   echo("Sequence before reversing \n");  
   print_r($seq);  
  
   echo("Sequence after reversing \n");  
   seq->reverse(); 
  
   print_r($seq); 
?>

例子2

<?php  
   $seq = new \Ds\Vector(["Raja", "Adithya", "Jai", "Chaitanya", "Surya", "Ravi"]);  
  
   echo("Sequence before reversing \n");  
   print_r($seq);  
   
   echo("Sequence after reversing \n");  
   $seq->reverse(); 
   print_r($seq); 
?>