关于php：Node.js和sha1

Node.js and sha1

http://www.php.net/manual/zh/function.sha1.php

1	string sha1 ( string $str [, bool $raw_output = false ] )

如果可选的raw_output设置为TRUE，则将以原始二进制格式返回sha1摘要，其长度为20，否则返回值为40个字符的十六进制数字。

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crypto = require("crypto");
console.log( new Buffer(crypto.createHash('sha1').update("some text").digest()).toString('base64') );
// N8KqY8OHc8KYw5lURzJiw6HCoAV8HmMuw5p3
console.log( new Buffer(crypto.createHash('sha1').update("some text").digest("hex")).toString('base64') );
// MzdhYTYzYzc3Mzk4ZDk1NDQ3MzI2MmUxYTAwNTdjMWU2MzJlZGE3Nw==
console.log( new Buffer(crypto.createHash('sha1').update("some text").digest("base64")).toString('base64') );
// TjZwangzT1kyVlJITW1MaG9BVjhIbU11Mm5jPQ==

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<?php
echo base64_encode(sha1("some text"));
// MzdhYTYzYzc3Mzk4ZDk1NDQ3MzI2MmUxYTAwNTdjMWU2MzJlZGE3Nw==
echo base64_encode(sha1("some text", true)); // <-- how to reproduce it on the nodejs?
// N6pjx3OY2VRHMmLhoAV8HmMu2nc=
?>

1 2	> crypto.createHash('sha1').update("some text").digest('base64') 'N6pjx3OY2VRHMmLhoAV8HmMu2nc='