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Online Sandbox for SQL and PHP: Write, Run, Test, and Share SQL Queries and PHP Code
<?php
$seq1 = str_replace('#', '', $seq1);
$seq2 = str_replace('#', '', $seq2);
$seq1 = str_split($seq1);
$seq2 = str_split($seq2);
var_dump($seq1);
echo "\n";
var_dump($seq2);