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21 lines
163 B
PHP
21 lines
163 B
PHP
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<?php
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$a = 3;
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$a = $a + 4;
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echo $a;
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echo '<br>';
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$a = 3;
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$a += 4;
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echo $a;
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echo '<br>';
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$a = 3;
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$a++;
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echo $a;
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echo '<br>';
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$a = 3;
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$a--;
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echo $a;
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echo '<br>';
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