Several programming languages implement a sprintf function, to output a formatted string. It originated from the C programming language, printf function. Its a string manipulation function.
This is limited sprintf Javascript implementation. Function returns a string formatted by the usual printf conventions. See below for more details. You must specify the string and how to format the variables in it. Possible format values:
%% – Returns a percent sign
%b – Binary number
%c – The character according to the ASCII value
%d – Signed decimal number
%f – Floating-point number
%o – Octal number
%s – String
%x – Hexadecimal number (lowercase letters)
%X – Hexadecimal number (uppercase letters)
Additional format values. These are placed between the % and the letter (example %.2f):
+ (Forces both + and – in front of numbers. By default, only negative numbers are marked)
– (Left-justifies the variable value)
0 zero will be used for padding the results to the right string size
[0-9] (Specifies the minimum width held of to the variable value)
.[0-9] (Specifies the number of decimal digits or maximum string length)
If you plan using UTF-8 encoding in your project don’t forget to set the page encoding to UTF-8 (Content-Type meta tag), and use Javascript UTF-8 utility found on this website.
原文链接: http://www.webtoolkit.info/javascript-sprintf.html
下载:
webtoolkit.sprintf.js
http://download.csdn.net/source/1972105
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