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  1. <?php
  2.  
  3. error_reporting(-1);
  4. $x = 1;
  5. $y = 1;
  6.  
  7. for ($x<=9; $y<=9; $x++, $y++, $a=$x*$y) {
  8. 	echo "$x*$y = $a\n";
  9. }
Success #stdin #stdout #stderr 0.02s 24636KB
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stdin
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Standard input is empty
stdout
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1*1 = 
2*2 = 4
3*3 = 9
4*4 = 16
5*5 = 25
6*6 = 36
7*7 = 49
8*8 = 64
9*9 = 81
stderr
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PHP Notice:  Undefined variable: a in /home/WYxVEJ/prog.php on line 8
https://ideone.com/Ujnv0l
language:
PHP (php 7.3.5)
created:
3 years ago
visibility:
public

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