Concept | advanced
Java Advanced Date Concepts
If your Java program displays time and date to users in different time zones or different countries, you need to understand some of the more advanced aspects of the Java date
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The
1. Overview
The DateTime module is mainly used to express the date, that is, we often say that the month and a minute, the Calendar module is mainly used to express the year and the day, is the week, such as information, Time module, the main focus
1. Link: http://poj.grids.cn/practice/2966/
2. Question:
Total time limit:
1000 ms
Memory limit:
65536kB
Description
Until the 19th century, time calibration was a pure local phenomenon.
The string class has a very useful static method string. Format ():
Format (locale L, string format, object... ARGs) returns a formatted string using the specified language environment, format string, and parameters.
Format (string format, object...
DK5.0 allow like C language as direct use printf () method to format the output, and a number of parameters are provided to format the input, and the invocation is simple:
System.out.format ("Pi is approximately%f", Math.PI);
Formatted as the name suggests.
In jdk1.5, a useful static method string. Format () is added to the string class ():Format (locale L, string format, object... ARGs) returns a formatted string using the specified language environment, format string,
String. format is a new static method in JDK1.5, which has powerful functions. Its main function is to format data, which is roughly divided into these classes (general type, character type, numeric type, date type ). Its syntax is as follows:
In jdk1.5, the string class adds a very useful static function Format (string format, objece... argues), which can format various types of data into strings and output them. The format parameter specifies the output format, which is the most complex
Introduction to JAVA String.Format method usage1. Format integers:%[index$][identification [minimum width] Conversion modeWe can see that the formatted string consists of 4 parts, where the meaning of%[index$] has been described above, and the
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