Java DecimalFormat: Difference between revisions
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=Float/Double with Two Decimals= | =Float/Double with Two Decimals= | ||
< | <syntaxhighlight lang='java'> | ||
private static final Format AVERAGE_DURATION_FORMAT = new DecimalFormat("#.00"); | private static final Format AVERAGE_DURATION_FORMAT = new DecimalFormat("#.00"); | ||
| Line 35: | Line 35: | ||
AVERAGE_DURATION_FORMAT.format(value); | AVERAGE_DURATION_FORMAT.format(value); | ||
</ | </syntaxhighlight> | ||
=Percentage= | |||
Multiply with 100 and display as percentage, with the amount of decimals specified: | |||
<syntaxhighlight lang='java'> | |||
private static final Format PERCENTAGE_FORMAT = new DecimalFormat("%.00"); | |||
... | |||
PERCENTAGE_FORMAT.format(value); | |||
</syntaxhighlight> | |||
Revision as of 23:41, 6 February 2018
External
Internal
Overview
'#' means display the digit if ? It does not fill up with space.
Simplest
private static final Format THREAD_NUMBER_FORMAT = new DecimalFormat("000");
...
THREAD_NUMBER_FORMAT.format(index);
Float/Double with Two Decimals
private static final Format AVERAGE_DURATION_FORMAT = new DecimalFormat("#.00");
...
AVERAGE_DURATION_FORMAT.format(value);
Percentage
Multiply with 100 and display as percentage, with the amount of decimals specified:
private static final Format PERCENTAGE_FORMAT = new DecimalFormat("%.00");
...
PERCENTAGE_FORMAT.format(value);