在用脚本后台发送邮件时,需要将html的内容转换成Base64编码的形式,这样邮件客户端会自动对Base64编码的内容进行解码,还原成原来的内容. Base64.pl: #!/usr/bin/perl use strict; use warnings; use MIME::Base64; my $line; my $code; if (@ARGV < 1) { die "usage: ThisCmd <filename>"; } open(IN, $ARGV[0])
There are some short expressions in Perl that allow you to test files, which is handy if you want to check what a file allows before using it, or if it exists at all. We'll look at a few of the common tests in this section. Existence To see if a file
不想用canvas转 <input type="file" id="file" accept="image/*" onchange="changeImg()"/> <script> function blobToDataURL(blob,cb) { let reader = new FileReader(); reader.onload = function (evt) { var base64 = e
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Typ
转载:http://www.cnblogs.com/jzywh/archive/2008/04/20/base64_encode_large_file.html The class System.Convert provide two basic methods "ToBase64String()" and "Convert.FromBase64String()" to encode a byte array to a base64 string and decod
如何在Node.js中encode一个字符串呢?是否也像在PHP中使用base64_encode()一样简单? 在Node.js中有许多encoding字符串的方法,而不用像在JavaScript中那样定义各种不同的全局函数.下面是如何在Node.js中将一个普通字符串encode成Base64格式的代码: var b = new Buffer('JavaScript'); var s = b.toString('base64'); // SmF2YVNjcmlwdA== 下面是decode b
Learn Perl in about 2 hours 30 minutes By Sam Hughes Perl is a dynamic, dynamically-typed, high-level, scripting (interpreted) language most comparable with PHP and Python. Perl's syntax owes a lot to ancient shell scripting tools, and it is famed fo
普通字符串 编码解码: var b = new Buffer('JavaScript'); var s = b.toString('base64'); // SmF2YVNjcmlwdA== var b = new Buffer('SmF2YVNjcmlwdA==', 'base64') var s = b.toString(); // JavaScript 编码解码并转成hex var b = new Buffer('SmF2YVNjcmlwdA==', 'base64') var s = b
Perl File Handling: open, read, write and close files #==================== Opening files Solution 1: Opening a file in perl open FILE, "filename.txt" or die $!; # read open FILEHANDLE, MODE, EXPR The available modes are the following: mode oper
Posted on April 20th, 2012 under Node.js Tags: ASCII, Buffer, Encoding, node.js, UTF So how do you encode a string to base64 is Node.js? Is there something easy like base64_encode() of PHP's? Node.js 'being' JavaScript, has a more logical approach to
来源: http://www.cnblogs.com/itech/archive/2013/02/20/2919204.html http://stackoverflow.com/questions/5703705/print-current-directory-using-perl?rq=1 1) The following get the script's directory, which is not the same as the current directory. It's not
