习鞘5-1.txt

< linux网络编程工具>>配套源码

$a = 17;     
$b = $a + 3; 
print $a,"  ",$b,"\n";
$b = $b * 2; 
$b = 4 + ($a = 3);      
print $a,"  ",$b,"\n";
$b = ($a += 4);
print $a,"  ",$b,"\n";
$d = ($c = 5);          
print $c,"  ",$d,"\n";
$d = $c = 4;   
print $c,"  ",$d,"\n";
print ++($foo = '99') ,"\n";      
print ++($foo = 'a0') ,"\n";      
print ++($foo = 'Az') ,"\n";      
print ++($foo = 'zz') ,"\n";