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Code Duplication    Length = 3-3 lines in 4 locations

src/functions/common.php 4 locations

@@ 327-329 (lines=3) @@
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            $signal = $positive ? $locale['positive_sign'] : $locale['negative_sign'];
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            switch (true) {
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                case $locale["{$letter}_sign_posn"] == 1 && $flags['usesignal'] == '+':
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                    $prefix = $signal;
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                    break;
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                case $locale["{$letter}_sign_posn"] == 2 && $flags['usesignal'] == '+':
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                    $suffix = $signal;
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                    break;
@@ 330-332 (lines=3) @@
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                case $locale["{$letter}_sign_posn"] == 1 && $flags['usesignal'] == '+':
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                    $prefix = $signal;
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                    break;
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                case $locale["{$letter}_sign_posn"] == 2 && $flags['usesignal'] == '+':
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                    $suffix = $signal;
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                    break;
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                case $locale["{$letter}_sign_posn"] == 3 && $flags['usesignal'] == '+':
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                    $cprefix = $signal;
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                    break;
@@ 333-335 (lines=3) @@
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                case $locale["{$letter}_sign_posn"] == 2 && $flags['usesignal'] == '+':
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                    $suffix = $signal;
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                    break;
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                case $locale["{$letter}_sign_posn"] == 3 && $flags['usesignal'] == '+':
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                    $cprefix = $signal;
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                    break;
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                case $locale["{$letter}_sign_posn"] == 4 && $flags['usesignal'] == '+':
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                    $csuffix = $signal;
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                    break;
@@ 336-338 (lines=3) @@
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                case $locale["{$letter}_sign_posn"] == 3 && $flags['usesignal'] == '+':
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                    $cprefix = $signal;
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                    break;
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                case $locale["{$letter}_sign_posn"] == 4 && $flags['usesignal'] == '+':
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                    $csuffix = $signal;
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                    break;
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                case $flags['usesignal'] == '(':
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                case $locale["{$letter}_sign_posn"] == 0:
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                    $prefix = '(';