my_var = (int)my_var;

As simple as that. Basically you don't need it if the variable is int.

Answer from Zach P on Stack Overflow
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VisibleEarth
h-schmidt.net › FloatConverter › IEEE754.html
IEEE-754 Floating Point Converter
This page allows you to convert between the decimal representation of a number (like "1.02") and the binary format used by all modern CPUs (a.k.a. "IEEE 754 floating point").
Discussions

Convert a Float number to an Int type
I am trying to convert a float number to an integer. The reason is that I want the E8S equivalent of 1 ICP of a value, for example 1.15. This should be 115_000_000, but the function returns 114_000_000. Other values ​​are calculated correctly, for example 1.25 = 125_000_000 or 0.9 = 90_000_000. ... More on forum.dfinity.org
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June 10, 2024
casting - Converting a float to an integer - Stack Overflow
There is a catch! I have a IEEE 754 single precision (32 bit) float stored in two consecutive 16bit integers. The processor I am using doesn't have floating point maths or float data types! What ... More on stackoverflow.com
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How to actually convert float to int?
int(float) returns wildly wrong values... I get that this is some kind of conversion error to be expected, I'm working with a float like 12345.67 and it comes out to weird numbers. ...but I really need to get an int from a float that is correct. I've been all over these forums and the internet ... More on forum.arduino.cc
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19
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October 28, 2023
How can I convert from float to int without undefined behavior?
Why not do the bounds checking? The behavior you're describing doesn't sound like it will meet the needs of everyone (or every instruction set), so I'd recommend just writing the function that has the instructions and behavior that meets your needs More on reddit.com
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October 17, 2023
People also ask

How to convert float to int in C?
You can use type casting like (int)num to convert a float value to an integer. It simply drops the decimal part.
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wscubetech.com
wscubetech.com › resources › c-programming › programs › float-to-int
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How can I safely convert float to int in C?
Use rounding functions if precision matters. For general use, type casting like (int)num is enough.
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No, some data loss is expected because the decimal part is removed during conversion. To handle this, you may adjust the value before conversion.
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modbuskit.com › en › data-converter
Data Type Converter | IEEE‑754 Float/Hex/Decimal ...
Professional data type conversion tool for IEEE‑754 floating‑point and integer formats: bidirectional Hex ⇄ Decimal conversion covering UINT16/INT16/UINT32/INT32/FLOAT32/UINT64/INT64/FLOAT64, with multiple byte orders (Big Endian/Little Endian/Big Endian – byte swap/Little Endian – byte swap) and real‑time results. ... Designed to convert between Hex and Decimal and across 16‑ to 64‑bit data types.
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Internet Computer Developer Forum
forum.dfinity.org › developers
Convert a Float number to an Int type - Developers - Internet Computer Developer Forum
June 10, 2024 - I am trying to convert a float number to an integer. The reason is that I want the E8S equivalent of 1 ICP of a value, for example 1.15. This should be 115_000_000, but the function returns 114_000_000. Other values ​​are calculated correctly, for example 1.25 = 125_000_000 or 0.9 = 90_000_000. public func convertFloatToNat(x: Float): async Int { let ONE_ICP_IN_E8S = 100_000_000; Debug.print("convertFloatToNat "#debug_show(x)); let a = x * 100; Debug.print("float x 100 = "#...
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scaler.com › home › topics › convert float to int in python
Program to Convert Float to Int Python - Scaler Topics
August 22, 2023 - So when calculating efficiency, integer values are always preferred over floating-point values. So for all this process, we use Python inbuilt functions for converting the float value to the integer values, for example int() function, etc.
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GeeksforGeeks
geeksforgeeks.org › python › how-to-convert-float-to-int-in-python
How to convert Float to Int in Python? - GeeksforGeeks
May 10, 2025 - To convert a float value to int we make use of the built-in int() function, this function trims the values after the decimal point and returns only the integer/whole number part.
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Stack Overflow
stackoverflow.com › questions › 9392506 › converting-a-float-to-an-integer
casting - Converting a float to an integer - Stack Overflow
float value = (-1)^Sign_bit * (1+Mantissa) * 2^(Exponent-127). The main problem I can see is working with 16bit signed integers (range of -32768 to +32767) and avoiding any overflow or underflow.
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Medium
medium.com › @ryan_forrester_ › c-float-to-int-conversion-how-to-guide-aea5be6d3d4b
C++ Float to Int Conversion (How To Guide) | by ryan | Medium
January 7, 2025 - This template function safely converts floats to any integer type, handling overflow, underflow, NaN, and infinity.
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wscubetech.com › resources › c-programming › programs › float-to-int
How to Convert Float to Int in C? 5 Programs
May 9, 2026 - Learn how to convert a float to an int in C with 5 simple programs. Explore different methods using type casting, floor(), ceil(), and round().
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geeksforgeeks.org › c++ › how-to-convert-float-to-int-in-cpp
How to Convert Float to int in C++? - GeeksforGeeks
July 23, 2025 - Input: float val1 = 3.14; float ... value, first use the std::round() function that rounds the float to the nearest whole number, and then we can use the static_cast operator to cast the result to an integer....
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Arduino Forum
forum.arduino.cc › projects › programming
How to actually convert float to int? - Programming - Arduino Forum
October 28, 2023 - int(float) returns wildly wrong values... I get that this is some kind of conversion error to be expected, I'm working with a float like 12345.67 and it comes out to weird numbers. ...but I really need to get an int fro…
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medium.com › @ryan_forrester_ › converting-floats-to-integers-in-python-a-complete-guide-9ec8c994327d
Converting Floats to Integers in Python: A Complete Guide | by ryan | Medium
November 4, 2024 - # This might not work as expected x = 2.1 y = 4.2 print(int(x + y)) # Might not be exactly 6 due to float representation # Better way x = decimal.Decimal('2.1') y = decimal.Decimal('4.2') print(int(x + y)) Remember these key points: - Choose the right conversion method based on your needs - Handle edge cases appropriately - Be careful with financial calculations - Consider performance for large-scale conversions - Test with both positive and negative numbers - Be aware of floating-point precision limitations · This guide covers the essential aspects of converting floats to integers in Python, with practical examples and real-world applications.
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Evanau
flop.evanau.dev
Float Converter
Floating-point converter for FP32, FP64, FP16, bfloat16, TensorFloat-32 and arbitrary IEEE 754-style floating-point types.
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Study.com
study.com › business courses › business 104: information systems and computer applications
How to Convert Float to Int in Java - Lesson | Study.com
March 12, 2018 - Discover how to convert float variables to int in Java with our bite-sized video lesson! Watch now and enhance your skill with an optional quiz for practice.
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Baeldung
baeldung.com › home › java › java numbers › how to convert float to int in java
How to Convert float to int in Java | Baeldung
October 17, 2024 - The decimal portion is truncated, which means this method is effective when we’re only interested in the integer part and don’t care about rounding. If we need to convert a float to an int while rounding to the nearest whole number, we can use the Math.round() method.
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Exploring Binary
exploringbinary.com › home › decimal to floating-point converter
Decimal to Floating-Point Converter - Exploring Binary
June 1, 2018 - (For the record though, this converter accepts all the hard examples I’ve discussed on my site.) For all inputs that are accepted however, the output is correct (notwithstanding any bugs escaping my extensive testing). Decimal Precision of Binary Floating-Point Numbers · It's not 7.22 or 15.95 digits. Correct Decimal To Floating-Point Using Big Integers
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Edaboard
edaboard.com › eda theory › elementary electronic questions
Convert Float to Int | Forum for Electronics
March 22, 2023 - You rather need a "float to ASCII" Klaus added: btw: your "losing 0.1" most probably is caused by this line: (I´m not sure, because I´m not very familiar with C) "i=(int)y;" the "int" statement may just truncate the decimals instead of rounding it. "using i=(int)y+0.5;" may solve this problem. ... Writing a float as bytes to an EEPROM is easy.
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Quora
quora.com › How-do-you-convert-a-float-to-an-integer
How to convert a float to an integer - Quora
Answer (1 of 5): Very carefully! To be more serious about it: a float is isomorphic to a pair \left where i \in \Z is an integer and d \in \left[0, 1\right) is the decimal part. An integer is isomorphic to \left . And this reveals the core challenge in float → integer co...
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Embedded Wizard
doc.embedded-wizard.de › integer-and-floating-point-conversion
Floating-point and integer - Type conversion
The floating-point to integer conversion operator converts the given float operand to a signed or unsigned integer data type. In practice, the conversion is performed in two steps. First the floating-point value is rounded to the next lower integer value.