In Perl

Shifts the first value of the array off and returns it, shortening the array by 1 and moving ever...

Perl shift Function, This function returns the first value in an array, deleting it and shifting ...

shift() is a built in Perl subroutine that takes an array as an argument, then returns and delete...

副程式(subroutine) 是一種功能性的模組，可以將程式(program) 分割成小部分，藉由呼叫方法安排執行順序 ... #!/usr/bin/env perl sub big { $a...

此外副程式擺放的叫用順序沒有關係，因為PERL是全部載完再編譯執行，下面兩個同義： ... sub p {. $_ = shift ;. print "$_\n" ; #10. $_ = shi...