To format a float to 2 decimal places in Objective-C you can use the following snippet.
Sample Objective-C
NSString* formattedVariable = [NSString stringWithFormat:@"%.02f", myFloatVariable];
To format a float to 2 decimal places in Objective-C you can use the following snippet.
NSString* formattedVariable = [NSString stringWithFormat:@"%.02f", myFloatVariable];
To convert string to Int or Float in Python you can use the following snippet.
NumbertoConvert = "321.1234" print(float(NumbertoConvert)) # prints out 321.1234 print(int(float(NumbertoConvert))) # prints out 321
To round to X decimal places in C# and VB.NET you can use one of the following methods.
Take a look at the output image to see the results.
static void Main(string[] args) { decimal input = Decimal.Parse("3,546932"); decimal inputZero = Decimal.Zero; decimal inputShort = Decimal.Parse("3,545"); decimal inputShorter = 1; Console.WriteLine("######################################################################"); Console.WriteLine(""); Console.WriteLine("Testinput1:\t{0}", input); Console.WriteLine("Testinput2:\t{0}", inputZero); Console.WriteLine("Testinput3:\t{0}", inputShort); Console.WriteLine("Testinput4:\t{0}", inputShorter); Console.WriteLine(""); Console.WriteLine("########## using decimal.Round AwayFromZero 2 Decimals ##########"); Console.WriteLine(""); Console.WriteLine("Output 1:\t{0}",decimal.Round(input, 2, MidpointRounding.AwayFromZero)); Console.WriteLine("Output 2:\t{0}", decimal.Round(inputShort, 2, MidpointRounding.AwayFromZero)); Console.WriteLine("Output 3:\t{0}", decimal.Round(inputShorter, 2, MidpointRounding.AwayFromZero)); Console.WriteLine("Output 4:\t{0}", decimal.Round(inputZero, 2, MidpointRounding.AwayFromZero)); Console.WriteLine(""); Console.WriteLine("########## using decimal.Round ToEven 2 Decimals ##########"); Console.WriteLine(""); Console.WriteLine("Output 1:\t{0}", decimal.Round(input, 2, MidpointRounding.ToEven)); Console.WriteLine("Output 2:\t{0}", decimal.Round(inputShort, 2, MidpointRounding.ToEven)); Console.WriteLine("Output 3:\t{0}", decimal.Round(inputShorter, 2, MidpointRounding.ToEven)); Console.WriteLine("Output 4:\t{0}", decimal.Round(inputZero, 2, MidpointRounding.ToEven)); Console.WriteLine(""); Console.WriteLine("########## using .ToString(\"0.00\") 2 Decimals ##########"); Console.WriteLine(""); Console.WriteLine("Output 1:\t{0}", input.ToString("0.00")); Console.WriteLine("Output 2:\t{0}", inputShort.ToString("0.00")); Console.WriteLine("Output 3:\t{0}", inputShorter.ToString("0.00")); Console.WriteLine("Output 4:\t{0}", inputZero.ToString("0.00")); Console.WriteLine(""); Console.WriteLine("########## using .ToString(\"0.00\") 5 Decimals ##########"); Console.WriteLine(""); Console.WriteLine("Output 1:\t{0}", input.ToString("0.00000")); Console.WriteLine("Output 2:\t{0}", inputShort.ToString("0.00000")); Console.WriteLine("Output 3:\t{0}", inputShorter.ToString("0.00000")); Console.WriteLine("Output 4:\t{0}", inputZero.ToString("0.00000")); Console.WriteLine(""); Console.Read(); }
Private Shared Sub Main(args As String()) Dim input As Decimal = [Decimal].Parse("3,546932") Dim inputZero As Decimal = [Decimal].Zero Dim inputShort As Decimal = [Decimal].Parse("3,545") Dim inputShorter As Decimal = 1 Console.WriteLine("######################################################################") Console.WriteLine("") Console.WriteLine("Testinput1:" & vbTab & "{0}", input) Console.WriteLine("Testinput2:" & vbTab & "{0}", inputZero) Console.WriteLine("Testinput3:" & vbTab & "{0}", inputShort) Console.WriteLine("Testinput4:" & vbTab & "{0}", inputShorter) Console.WriteLine("") Console.WriteLine("########## using decimal.Round AwayFromZero 2 Decimals ##########") Console.WriteLine("") Console.WriteLine("Output 1:" & vbTab & "{0}", Decimal.Round(input, 2, MidpointRounding.AwayFromZero)) Console.WriteLine("Output 2:" & vbTab & "{0}", Decimal.Round(inputShort, 2, MidpointRounding.AwayFromZero)) Console.WriteLine("Output 3:" & vbTab & "{0}", Decimal.Round(inputShorter, 2, MidpointRounding.AwayFromZero)) Console.WriteLine("Output 4:" & vbTab & "{0}", Decimal.Round(inputZero, 2, MidpointRounding.AwayFromZero)) Console.WriteLine("") Console.WriteLine("########## using decimal.Round ToEven 2 Decimals ##########") Console.WriteLine("") Console.WriteLine("Output 1:" & vbTab & "{0}", Decimal.Round(input, 2, MidpointRounding.ToEven)) Console.WriteLine("Output 2:" & vbTab & "{0}", Decimal.Round(inputShort, 2, MidpointRounding.ToEven)) Console.WriteLine("Output 3:" & vbTab & "{0}", Decimal.Round(inputShorter, 2, MidpointRounding.ToEven)) Console.WriteLine("Output 4:" & vbTab & "{0}", Decimal.Round(inputZero, 2, MidpointRounding.ToEven)) Console.WriteLine("") Console.WriteLine("########## using .ToString(""0.00"") 2 Decimals ##########") Console.WriteLine("") Console.WriteLine("Output 1:" & vbTab & "{0}", input.ToString("0.00")) Console.WriteLine("Output 2:" & vbTab & "{0}", inputShort.ToString("0.00")) Console.WriteLine("Output 3:" & vbTab & "{0}", inputShorter.ToString("0.00")) Console.WriteLine("Output 4:" & vbTab & "{0}", inputZero.ToString("0.00")) Console.WriteLine("") Console.WriteLine("########## using .ToString(""0.00"") 5 Decimals ##########") Console.WriteLine("") Console.WriteLine("Output 1:" & vbTab & "{0}", input.ToString("0.00000")) Console.WriteLine("Output 2:" & vbTab & "{0}", inputShort.ToString("0.00000")) Console.WriteLine("Output 3:" & vbTab & "{0}", inputShorter.ToString("0.00000")) Console.WriteLine("Output 4:" & vbTab & "{0}", inputZero.ToString("0.00000")) Console.WriteLine("") Console.Read() End Sub
OUTPUT