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Anonymous users2024-02-11Format the string forma("%d"and 12) means to shape a formatted character (I think it's to keep its shape intact).
1).Format descriptions always start with % characters, and the following are the descriptions of different types of data that are formatted after the % sign:
d outputs a signed decimal number.
o Outputs unsigned octal numbers.
x outputs an unsigned hexadecimal number.
u outputs an unsigned number.
c outputs a single character.
s outputs a string of characters.
f outputs real numbers (6 decimal places).
e outputs real numbers exponentially.
g uses the format with the smaller output width in the f and e formats, and does not output 0ld input and output long type data.
LF input and output double type data.
mThe width of the data output is m
n outputs the number of decimal places as n
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Anonymous users2024-02-10First, format the formatted string, and then use the formatted string to do the final conversion.
It can be like this: cstring sfmt;
%.df", n );Let's say n is the number of decimal places you want to think about, such as 3. After this line, the value of the SFMT should be "%."3f".
number );Equated"%.3f", number )
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Anonymous users2024-02-09Two overloading methods for string regular type formatting.
format(string format, object?args) new strings use the local locale, develop string formats and parameters to generate formatted new strings.
format(locale locale, string format, object?args) uses the specified locale Haruga to develop string formats and parameters to generate formatted strings.
Expand the history of the exhibition materials:format.
format(expression[,format[,firstdayofweek[,firstweekofyear]]]
The syntax of the format function has the following parts:
expression: required parameters. Any valid expression.
format: an optional parameter. Valid named expressions or user-defined formatted expressions.
firstdayofweek: an optional parameter. A constant that denotes the first day of the week.
firstweekofyear: an optional parameter. constant, which denotes the first week of the year.
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Anonymous users2024-02-08Two overloading methods for string regular type formatting.
format(string format, object…args) new strings use the local locale, develop the calendar string format and parameters to generate formatted new strings.
format(locale locale, string format, object…args) uses the specified locale to develop the string format and Haruka parameters to generate formatted strings.
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