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You can use any characters in the Format fieldformat, but 'H', 'h', 'M', 'm', 'S', 's', 'A', 'a', and '0' are reserved characters. Any other character is treated as a literal and is displayed as is. Thus, you may use literal characters in your format to prefix or suffix the data as you choose. If you need to use any reserved characters literally, then surround your literal text in single or double quotes. If you need to display quotes, place two of them side by side. The reserved characters are interpreted as follows:

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Only lowercase letters are used in the examples here, but uppercase are supported as well. However, lowercase is recommended because DateTime formatting uses lowercase 'm' to distinguish minutes from months.

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