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Dec 01, 2024 pm 04:53 PM

How Can I Detect and Display a User's Operating System Details Using JavaScript?

JavaScript: ?? ?? ?? ?? ??

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(function () {
    var system = navigator.platform;
    var osName = "Unknown";
    osName = (navigator.userAgentData && navigator.userAgentData.platform) ? navigator.userAgentData.platform : osName;
    var osVersion = "Unknown";
    
    if (system.includes("Win")) {
        osName = "Windows";
        osVersion = /Windows (.*)/.exec(navigator.userAgent)[1];
    } else if (system.includes("Mac")) {
        osName = "macOS";
        osVersion = /(?<=Mac OS X )\d+(\.\d+)+/.exec(navigator.userAgent)[0];
    } else if (system.includes("Linux")) {
        osName = "Linux";
        osVersion = unknown;
    } else if (system.includes("Android")) {
        osName = "Android";
        osVersion = navigator.userAgent.slice(navigator.userAgent.indexOf("Android ") + 8, navigator.userAgent.indexOf(";"));
    } else if (system.includes("iPhone")) {
        osName = "iOS";
        osVersion = navigator.userAgent.slice(navigator.userAgent.indexOf("OS ") + 3, navigator.userAgent.indexOf(" like Mac"));
    } else if (system.includes("iPad")) {
        osName = "iPadOS";
        osVersion = navigator.userAgent.slice(navigator.userAgent.indexOf("OS ") + 3, navigator.userAgent.indexOf(" like Mac"));
    }
    
    return {
        osName: osName,
        osVersion: osVersion
    };
})();

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  • osName: ?? ?? ??(?: "Windows ", "macOS", "Linux")
  • osVersion: ?? ?? ??(?: "10.0", "12.1", "5.2")

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