Linux下安装node通用方法

1. 检查是否安装wget:

$ wget --version

2. 如果没有安装，安装wget:

$ apt-get update

$ apt-get install wget

3. 检查是否安装成功：wget --version

4. clone node-install.sh到linux文件夹下：

$ git clone https://github.com/Dsazz/nodejs-linux-installer

5. 执行node-install.sh

$ chmod +x node-install.sh

$ ./node-install.sh (当前目录下执行方式)

$ /home/lchen/node-install.sh(非当前目录下执行方式)

6. 安装完成后检查是否成功：

$ node -v

$ npm -v

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node-install.sh内容（手写的话，要在linux系统下编辑保存）

#!/bin/bash

echo "Node Linux Installer by www.github.com/taaem"

echo "Need Root for installing NodeJS"

sudo sh -c 'echo "Got Root!"'

echo "Get Latest Version Number..."

{

wget --output-document=node-updater.html https://nodejs.org/dist/latest/

ARCH=$(uname -m)

if [ $ARCH = x86_64 ]

then

grep -o '>node-v.*-linux-x64.tar.gz' node-updater.html > node-cache.txt 2>&1

VER=$(grep -o 'node-v.*-linux-x64.tar.gz' node-cache.txt)

else

grep -o '>node-v.*-linux-x86.tar.gz' node-updater.html > node-cache.txt 2>&1

VER=$(grep -o 'node-v.*-linux-x86.tar.gz' node-cache.txt)

fi

rm ./node-cache.txt

rm ./node-updater.html

} &> /dev/null

echo "Done"

DIR=$( cd "$( dirname $0 )" && pwd )

echo "Downloading latest stable Version $VER..."

{

wget https://nodejs.org/dist/latest/$VER -O $DIR/$VER

} &> /dev/null

echo "Done"

echo "Installing..."

cd /usr/local && sudo tar --strip-components 1 -xzf $DIR/$VER

rm $DIR/$VER

echo "Finished installing!"