zdump command in Linux with Examples Last Updated : 23 Sep, 2024 Comments Improve Suggest changes Like Article Like Report The zdump command in Linux is a valuable tool used to display the current time in various time zones. This command outputs the local time for each specified timezone, making it useful for developers, system administrators, or anyone working with multiple time zones. It also helps in analyzing time zone-related data, including daylight saving time (DST) changes and time discontinuities. Syntax:zdump [--version] [--help] [-v] [-c [loyear, ]hiyear] [zonename...]zdump command Basic ExampleTo check the current time in India, simply run:zdump IndiaThis outputs the local time for India’s time zone.Key Options of the 'zdump' Comman d1. -v: Verbose OutputThis option is used to print the following time values.Each line ends with isdst=1 if the given time is Daylight Saving Time or isdst=0 otherwise. Example:zdump -v JapanThe time at the lowest possible time value.The time one day after the lowest possible time value.The times both one second before and exactly at each detected time discontinuity.The time at one day less than the highest possible time value.The time at the highest possible time value.2. -c: Cut Output for Specific YearsThe -c option works in combination with -v and restricts the verbose output to a specific range of years. You can use this option to limit the output for time transitions and discontinuities within a given time period.Example:zdump -v -c 1930 Japan3. --version: Display zdump VersionThe --version option prints the version of the zdump command currently installed on your system. This is useful for troubleshooting or ensuring compatibility with scripts that depend on specific versions.zdump --version4. --help: Display Help InformationUse the --help option to display a concise summary of the command’s options. This is handy for a quick reference to understand what options are available and how to use them.zdump --helpConclusionThe zdump command is a powerful tool for checking the current time in different time zones and analyzing time zone transitions, especially in relation to Daylight Saving Time. With options for verbose output and year-based filtering, it provides a detailed view of how time zones change over time. Comment More infoAdvertise with us B basilmohamed Follow Improve Article Tags : Linux-Unix linux-command Linux-misc-commands Similar Reads while Command in Linux with Example The "while" command is a powerful tool in the Linux shell that allows you to execute a series of commands repeatedly based on a given condition. It is commonly used in shell scripts to create loops, where a block of code is executed as long as a particular condition remains true. 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