Version-Checking Functions
InstallShield 2024 » InstallScript Language Reference
The following functions enable you to access version information that is present on Windows-based systems. In order to use the functions, you need to know background information about version resources. Review Microsoft Windows documentation to gain a better understanding of the version resource.
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Function |
Description |
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Compares two strings containing version information. |
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Searches for the specified file and retrieves its version and location. |
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Retrieves the list of languages that a specified file supports. |
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Retrieves the version of a specified file. |
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Compares product versions. |
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Returns the string equivalent of the data in the Version value of the application uninstallation registry key if that data is a packed DWORD. |
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Checks whether a version string is a supported version. |
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Returns a string for a specified packed DWORD version. |
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Returns a packed DWORD version for a specified string. |
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Retrieves the packed DWORD that corresponds to the version parts that are specified by nVersionMajor, nVersionMinor, and nVersionBuild. |
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Retrieves as separate numeric values the version parts of a specified packed DWORD. |
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Replaces an existing file with a more recent version. If the specified file does not exist, the more recent version is installed. |
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Replaces an existing file with a more recent version. If the specified file does not exist, the more recent version is installed. |