为什么 [\000-\177]匹配任意7bit ascii码 ?
如题
41 print \000;
42 print "\n";
43 print \177;
输出:
SCALAR(0x3fce0)
SCALAR(0x3fc98)
如题
41 print \000;
42 print "\n";
43 print \177;
输出:
SCALAR(0x3fce0)
SCALAR(0x3fc98)