Combine an array into a string with semicolon separator

$array = 'The','quick','brown','fox','jumps','over','the','lazy','dog.'
$array -join(';')
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Details
Example

PS C:\> $array = 'The','quick','brown','fox','jumps','over','the','lazy','dog.'
>> $array -join(';')

The;quick;brown;fox;jumps;over;the;lazy;dog.