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c
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Pattern pattern = Pattern.compile("\\d{4}-\\d{2}-\\d{2}"); // yyyy-mm-dd format
if (pattern.matcher(oldDateString).matches()) {
...
}LK
Pattern pattern = Pattern.compile("\\d{4}-\\d{2}-\\d{2}"); // yyyy-mm-dd format
if (pattern.matcher(oldDateString).matches()) {
...
}ДД

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toolbar.findViewById(android.R.id.menu)
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