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erics, February 27th, 2015 The .toFixed(2) method will round off the value of the field to 2 decimal places
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decimalNumTwoPlaces = parseFloat(this.value.toFixed(2)); |
Categories: How-To's, Technology Decimal, Floating, Floating Point, howto, javascript, Round, Rounding, tips, toFixed
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erics, September 23rd, 2012 |
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var num = 10; var result = num.toFixed(2); // result will equal 10.00 var num= 170.2305; var result = num.toFixed(3); // result will equal 170.231 |
Categories: How-To's, Technology Decimal, Format, Format Number, howto, javascript, JS, Number, Number Format, Places, Round, Rounding, tips, toFixed
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erics, October 10th, 2011 |
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my $number = 123.45; printf("%.3f", $number); |
Outputs: 123.450
Categories: How-To's, Technology Decimal, Float, Floating, Floating Point, Format, howto, Number, perl, printf, Round, Rounding, sprintf, tips
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erics, October 10th, 2011 To round up to the nearest 5:
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use Math::Round qw(nhimult); $roundedUpNumber = nhimult( 5, $originalNumber ); |
http://search.cpan.org/dist/Math-Round/Round.pm To round up to the nearest 1: Cross-posted from PerlMonks:
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sub roundUp { my $n = shift; return( $n == int($n) ? $n : int($n + 1) ); } |
Categories: How-To's, Technology Format, howto, Number, perl, Round, Rounding, tips
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