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Flag For field types Description
[space] bdeEfgGiouxX Places a space at the start of a positive number.
[1-9]$ All field types Absolute number of an argument for this field.
# beEfgGoxX For the field b, prefixes the result with 0b; for o, with 0; for x, with 0x; for X, with 0X. For e, E, f, g, and G, adds decimal point. For g and G, does not remove trailing spaces.
+ bdeEfgGiouxX Adds a leading plus sign (+) to positive numbers.
- All field types Left-justifies the result.
0 bdeEfgGiouxX Pads the result with zeros (0) instead of spaces.
* All field types Uses the next argument as the field width. If negative, left-justifies the result. If asterisk (*) is followed by a number and a dollar sign ($), uses argument as width.
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