Print patterns of numbers and stars:
Displaying stars in rows and columns using Javascript loops:

var rows=5;
var cols=5;

for(var i=1;i<=rows;i++)
{
for(var j=1;j<=cols;j++)
{
document.write(” * “);
}
document.write(“<br/>”);
}

Output:
* * * * *
* * * * *
* * * * *
* * * * *
* * * * *

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