10 lines
226 B
PHP
10 lines
226 B
PHP
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<?php
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$cha = 'a';
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$next_cha = ++$cha;
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//The following if condition prevent you to go beyond 'z' or 'Z' and will reset to 'a' or 'A'.
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if (strlen($next_cha) > 1)
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{
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$next_cha = $next_cha[0];
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}
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echo $next_cha."\n";
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?>
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