Perl noob在这里.我有一个小脚本(见下文),我用它来构建一个MySQL INSERT语句.
use strict;
my @records = qw/Record1 Record2 Record3/;
my $insert = "
INSERT INTO table
VALUES
";
foreach my $record (@records) {
$insert .= "('" . $record . "'),\n ";
}
print "$insert\n";
Run Code Online (Sandbox Code Playgroud)
电流输出
INSERT INTO table
VALUES
('Record1'),
('Record2'),
('Record3'),
Run Code Online (Sandbox Code Playgroud)
我需要知道如何打破@records数组的最后一个元素并附加一个;而不是,
期望的输出
INSERT INTO table
VALUES
('Record1'),
('Record2'),
('Record3');
Run Code Online (Sandbox Code Playgroud)