PHP Math functions pow

PHP exponential function returns number by finding out the exponential value.

pow(base, exponent)

We get output as base raised to the power of exponent.

Examples pow

echo pow(2,3); // ouptut 8

Using variables

$a=3;  

$b=4;  

echo pow($a,$b); // output 81

We can create a square table by using for loop

for($i=1;$i<=10;$i++){
echo $i. "=".pow($i,2)."<br>";
}

Output is here

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