Update functions.php
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@ -1702,8 +1702,9 @@ function number_pad($number,$n) {
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}
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//add prefix
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if (strlen($prefix) > 0) {
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if (strlen($prefix) == 1) {
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$prefix = $prefix.'?';
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if (strlen($prefix) > 0 && strlen($prefix) < 4) {
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$plus = (substr($string, 0, 1) == "+") ? '' : '\+?';
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$prefix = $plus.$prefix.'?';
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}
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else {
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$prefix = '(?:'.$prefix.')?';
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