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  1. <?php
  2. $texto = "";
  3. for ($i = 0; $i < 10; $i++) $texto .= $i . " ";
  4. echo $texto;
  5.  
  6. //https://pt.stackoverflow.com/q/166002/101
Success #stdin #stdout 0.02s 24296KB
stdin
Standard input is empty
stdout
0 1 2 3 4 5 6 7 8 9