Generate a random 6 digit number in apex - SalesforceGlobe4U

Solution: Use the Math.random() to generate the random number.

Example:

To generate 1 digit random number,use the code below

Integer oneDigitRandomNumber = Integer.valueof((Math.random() * 10));

system.debug('1 Digit Random Number :'+oneDigitRandomNumber);

Output:

To generate 4 digit random number,use the code below

Integer fourDigitRandomNumber = Integer.valueof((Math.random() * 10000));

if(String.valueOf(fourDigitRandomNumber).length() != 4) {

    fourDigitRandomNumber = Integer.valueOf(String.valueOf(fourDigitRandomNumber)+'0');

}

system.debug('4 Digit Random Number :'+fourDigitRandomNumber);

Output:

To generate 6 digit random number,use the code below

Integer sixDigitRandomNumber = Integer.valueof((Math.random() * 1000000));

if(String.valueOf(sixDigitRandomNumber).length() != 6) {

    sixDigitRandomNumber = Integer.valueOf(String.valueOf(sixDigitRandomNumber)+'0');

}

system.debug('6 Digit Random Number :'+sixDigitRandomNumber);

Output: