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primeNo.js
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71 lines (71 loc) · 1.29 KB
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// named function
function prime(n)
{
var count = 1, i = 1;
while(i<=n/2)
{
if(n%i === 0)
count++;
if(count > 2)
break;
i++
}
if(count === 2)
console.log(n,'number is prime number');
else
console.log(n,'number is not prime number');
}
prime(7)
// expression function
var prim = function prime(n)
{
var count = 1, i = 1;
while(i<=n/2)
{
if(n%i === 0)
count++;
if(count > 2)
break;
i++
}
if(count === 2)
console.log(n,'number is prime number');
else
console.log(n,'number is not prime number');
}
prim(6);
// self invoked
(function(n)
{
var count = 1, i = 1;
while(i<=n/2)
{
if(n%i === 0)
count++;
if(count > 2)
break;
i++
}
if(count === 2)
console.log(n,'number is prime number');
else
console.log(n,'number is not prime number');
})(7)
// fat arrow
var pri=(n)=>{
var count = 1, i = 1;
while(i<=n/2)
{
if(n%i === 0)
count++;
if(count > 2)
break;
i++
}
if(count === 2)
console.log(n,'number is prime number');
else
console.log(n,'number is not prime number');
}
pri(3)
console.log(Math.random(1)*100);