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How to use the toInt() function in Dart

harris910

Overview

The toInt() function converts the number to an integer and returns it.

The following image shows how toInt() works in Dart.

A pictorial representation of toInt() function

Syntax


number.toInt()

Parameter

This function does not require a parameter.

Return value

toInt() returns the integer part of a number.

Example

The code below shows the use of the toInt() function in Dart.

import 'dart:convert';

void main() {
    //positive number 
    print("The value of (1.5).toInt(): ${(1.5).toInt()} ");

    // negative number 
    print("The value of (-5.6).toInt(): ${(-5.6).toInt()} ");

    //zero
    print("The value of (0).toInt(): ${(0).toInt()}");
}

Explanation

  • Line 1: We import the data:convert library.
  • Line 3: We create the void main function.
  • Line 5: We calculate the integer value of the positive number 1.5 using toInt().
  • Line 8: We calculate the integer value of the negative number -5.6 using toInt().
  • Line 11: We calculate the integer value 0 using toInt().

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