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  1. <?php
  2. for($i=1; $i<=5; $i++)
  3. {
  4. for($j=1; $j<=$i; $j++)
  5. {
  6. echo " $j ";
  7. }
  8. echo "<br/>";
  9. }
  10. ?>
Success #stdin #stdout 0.03s 25880KB
stdin
Standard input is empty
stdout
 1 <br/> 1  2 <br/> 1  2  3 <br/> 1  2  3  4 <br/> 1  2  3  4  5 <br/>