rand in php – Generate a random number in PHP

rand in php : Using the PHP Rand() Functions to Generate Random Numbers. also The rand() function is used in PHP to generate a random integer. Use of random_int(), Use of rand() function without argument, Use of rand() function with arguments, Php Random Float and Use of rand () function with bitwise operator.

The basic syntax of rand() function is following: rand in php

rand();  
or  
rand(min,max); 

How to Generate random numbers by PHP RAND function?

Generate random numbers:

");
echo(rand() . "
");
echo(rand(1,50));
?>

rand in php

Parameter	Description	Required/Optional
min	Specifies the lowest number to returned.	Optional
max	Specifies the highest number to be returned.	Optional

The example of rand without parameters

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generate 2 digit unique random number in php

echo(rand(10,99) . "
");

generate 4 digit unique random number in php

echo(rand(1000,9999) . "
");

generate 4 digit unique random number in php

echo(rand(100000,999999) . "
");

generate 8 digit unique random number in php

echo(rand(10000000,99999999) . "
");

Different uses of rand () function

 first : ". rand(). "
";
echo "
 second : ". rand(). "
";


echo "
 range [10-100]: ". rand(10,100). "
";
echo "
range [100-500]: ". rand(100,500). "
";


echo "using bitwise operator (&) with 10: ";
echo rand()&10 ;
echo "
using bitwise operator (&) with 50: ";
echo rand()&50 ;
?>

rand () Function in PHP

Let’s see how to generates a 4 digit number.

Random number of different length

Random Value = $var"; 
?>

I hope you get an idea about rand in php.
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