number_formatNamenumber_format — Returns the formatted string representation of the value according to the format specified.DescriptionThis function returns a string representation of the value given by num . This string has places decimal places, the decimal separator (radix) is decimal_separator , and the thousands separator is thousands_separator . This can be useful for printing numeric values intended for audiences in different locales or countries. If you supply decimal_separator , you must also supply thousands_separator . The default formatting is US/British. The default value for decimal_separator is ',' (a single comma), and the default value for thousands_separator is '.' (a single period). If you don't provide places , the returned value is rounded off to zero decimal places.
PHP Functions Essential Reference. Copyright © 2002 by New Riders Publishing
(Authors: Zak Greant, Graeme Merrall, Torben Wilson, Brett Michlitsch).
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