Yesterday 1 of the novel joiner Java Trainee Engineer from our squad came to me in addition to asked nigh how create you lot I convert a float variable into long or int information type? He was storing approximately values coming from approximately other organization inwards the database in addition to exclusively wanted to shop value earlier the decimal indicate e.g. he was getting "3.144" in addition to he wants to convert it to "3" to shop into database. The skillful affair was that API was returning a float primitive value in addition to you lot don't demand to convert a String to float etc. I asked him whether he needs routing or not, which he wasn't certain but it turns out that he didn't demand that. I explained to him how to create that in addition to that's what you lot volition honour inwards this article every bit well. In short, in that place are 3 ways to convert a float value into long or int inwards Java, but nosotros volition exclusively focus on long information type part.
The commencement means to convert a float information type into a long value is to auto-box float primitive into Float object in addition to calls the longValue() method. This is a to a greater extent than structured means every bit other ways are only to cast a float to long or int to acquire rid of decimal points.
You tin too write the Java plan yesteryear next these tips to convert a float value to an int by replacing long method to their int counterpart.
Alternative you lot tin operate Math.round() in addition to and then cast dorsum to long information type.
There is no doubt, the minute approach is the easiest if the requirement is only getting rid of anything later decimal indicate but if you lot demand rounding in addition to then the tertiary approach is the correct means to convert a float information type to long inwards Java.
In this tutorial, you lot volition larn all 3 ways to perform float to long conversion inwards Java. Btw, If you lot conduct keep exactly started learning Java or desire to fill upwards gaps inwards your cognition nigh Java programming in addition to then I advise you lot bring together a comprehensive course of pedagogy like The Complete Java Masterclass on Udemy. It's non costly, you lot tin acquire it inwards the toll of a java in addition to larn Java better.
It volition non create anything exceptional but exactly discard anything later the decimal indicate therefore you lot volition conduct keep value 3 inwards the fromFloat variable.
If you lot desire to convert float to int in addition to then instead of casting to long you lot should cast float into an int. This is the easiest means to create this conversion. If you lot desire to larn to a greater extent than nigh type casting inwards Java in addition to then I too advise you lot conduct keep a await at answer)How to convert a listing to Stream inwards Java 8? (example) How create you lot convert Java Object to XML using JAXB? (example) How to convert Fahrenheit to Celsius inwards Java? (program) String to Date conversion inwards Java using SimpleDateFormat cast (solution) 5 ways to convert InputStream to String inwards Java? (solution) How create you lot format Date to String inwards Java? (answer) XMLGregorianCalendar to Date inwards Java in addition to Vice-versa (solution) How create you lot convert Double to String inwards Java? (solution) How create you lot convert Binary to Decimal inwards Java? (answer)
The commencement means to convert a float information type into a long value is to auto-box float primitive into Float object in addition to calls the longValue() method. This is a to a greater extent than structured means every bit other ways are only to cast a float to long or int to acquire rid of decimal points.
You tin too write the Java plan yesteryear next these tips to convert a float value to an int by replacing long method to their int counterpart.
Alternative you lot tin operate Math.round() in addition to and then cast dorsum to long information type.
There is no doubt, the minute approach is the easiest if the requirement is only getting rid of anything later decimal indicate but if you lot demand rounding in addition to then the tertiary approach is the correct means to convert a float information type to long inwards Java.
In this tutorial, you lot volition larn all 3 ways to perform float to long conversion inwards Java. Btw, If you lot conduct keep exactly started learning Java or desire to fill upwards gaps inwards your cognition nigh Java programming in addition to then I advise you lot bring together a comprehensive course of pedagogy like The Complete Java Masterclass on Udemy. It's non costly, you lot tin acquire it inwards the toll of a java in addition to larn Java better.
3 ways to convert a float to long inwards Java
Let's encounter dissimilar approaches to converting a float value to long or int inwards Java in addition to empathize the pros in addition to cons of each approach. Java supports type casting in addition to that should travel the criterion means for information type conversion.Solution 1 - Casting
As you lot know that Java back upwards type casting in addition to it's too the criterion means to convert 1 information type into another, but you lot tin exclusively typecast higher values into lower. Since float has a higher attain than long, you lot tin cast it to long using type casting, every bit shown below :float release = 444.33f; long aValue = (long) number; // 444
It volition non create anything exceptional but exactly discard anything later the decimal indicate therefore you lot volition conduct keep value 3 inwards the fromFloat variable.
If you lot desire to convert float to int in addition to then instead of casting to long you lot should cast float into an int. This is the easiest means to create this conversion. If you lot desire to larn to a greater extent than nigh type casting inwards Java in addition to then I too advise you lot conduct keep a await at answer)