<?phpfor ($x = 1; $x <= 10; $x++){ $x2 = $x * $x; echo "$x * $x = $x2\n";}
Standard input is empty
1 * 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 10 * 10 = 100
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