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Java Math.toIntExact() method

The java.lang.Math.toIntExact() returns the value of long argument. It will throw an exception if the result overflows either int or long.

Syntax

Parameter

Return

  • If the argument is Long.MAX_VALUE or Long.MIN_VALUE, it will throw an ArithmeticException.

Example 1

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Output:

230

Example 2

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Output:

-829

Example 3

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Output:

Exception in thread "main" java.lang.ArithmeticException: integer overflow
	at java.lang.Math.toIntExact(Math.java:1011)
	at toIntExactExample3.main(toIntExactExample3.java:6)

Example 4

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Output:

Exception in thread "main" java.lang.ArithmeticException: integer overflow
	at java.lang.Math.toIntExact(Math.java:1011)
	at toIntExactExample4.main(toIntExactExample4.java:6)

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