os.arch()方法是os模塊的內置應用程序編程接口,用於獲取編譯當前node.js的計算機的CPU體係結構。
用法:
os.arch()
參數:此方法不接受任何參數。
返回值:此方法返回為其編譯當前node.js的操作係統CPU體係結構。可能的值為“ x32”,“ x64”,“ arm”,“ arm64”,“ s390”,“ s390x”,“ mipsel”,“ ia32”,“ mips”,“ ppc”和“ ppc64”。
以下示例說明了Node.js中os.arch()方法的使用:
範例1:
// Node.js program to demonstrate the
// os.arch() method
// Allocating os module
const os = require('os');
// Printing os.arch()
console.log(os.arch());
輸出:
x64
範例2:
<script>
// Node.js program to demonstrate the
// os.arch() method
// Allocating os module
const os = require('os');
// Printing os.arch() description
// of the architecture
switch(os.arch()){
case 'x32':
console.log("32-bit extended system");
break;
case 'x64':
console.log("64-bit extended system");
break;
case 'arm':
console.log("32-bit Advanced RISC Machine");
break;
case 'arm64':
console.log("64-bit Advanced RISC Machine");
break;
case 's390':
console.log("31-bit The IBM System/390, the"
+ " third generation of the System/360"
+ " instruction set architecture");
break;
case 's390x':
console.log("64-bit The IBM System/390, the"
+ " third generation of the System/360"
+ " instruction set architecture");
break;
case 'mipsel':
console.log("64-bit Microprocessor without"
+ " Interlocked Pipelined Stages");
break;
case 'mips':
console.log("32-bit Microprocessor without"
+ " Interlocked Pipelined Stages");
break;
case 'ia32':
console.log("32-bit Intel Architecture");
break;
case 'ppc':
console.log("PowerPC Architecture.");
break;
case 'ppc64':
console.log("64-bit PowerPC Architecture.");
break;
default:
console.log(" unknown processor");
}
</script>
輸出:
64-bit extended system
注意:上麵的程序將通過使用node index.js
命令。
參考: https://nodejs.org/api/os.html#os_os_arch
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注:本文由純淨天空篩選整理自gekcho大神的英文原創作品 Node.js | os.arch() Method。非經特殊聲明,原始代碼版權歸原作者所有,本譯文未經允許或授權,請勿轉載或複製。