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Class System

System helper

Hierarchy

  • System

Index

Methods

Methods

Static display

  • Returns display infomations.

    Parameters

    • Optional refresh: boolean

    Returns BrowserDisplay

Static highResTime

  • highResTime(): number

  • The returned value which unit is millisecond using 9-digits microsecond float represents the time elapsed since the time origin. The time origin is a standard time which is considered to be the beginning of the current document's lifetime. 返回单位为毫秒，但使用了9位小数的浮点数来达到微秒级别的精确度。

    Returns number

Static info

  • Returns all system infomations.

    Parameters

    • Optional refresh: boolean

    Returns SystemInfo

Static isBrowser

  • isBrowser(b: Browser | string): boolean

  • Is this browser?

    Parameters

    Returns boolean

Static isCountry

  • isCountry(country: string): boolean

  • Is the country?

    Parameters

    • country: string

    Returns boolean

Static isDevice

  • Is the type of?

    Parameters

    Returns boolean

Static isLang

  • isLang(lang: string): boolean

  • Is the same language?

    Parameters

    • lang: string

    Returns boolean

Static isOS

  • isOS(os: OS | string, version?: string): boolean

  • Is the OS?

    Parameters

    • os: OS | string
    • Optional version: string

    Returns boolean

Static performance

  • performance(): Performance

  • Returns performance object.

    Returns Performance

Static timezoneString

  • timezoneString(tz?: "GMT" | "UTC" | "UT"): string

  • Returns current time zone string.

    Parameters

    • Optional tz: "GMT" | "UTC" | "UT"

    Returns string