validation - Split and validate text that contains brackets, commas and integers -

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how can split text contains brackets, commas , 3 integers. example: 

{5,40,30}

i want validate looks above.

try using regex.

 var teststring = "12,23,{23,23},23,{51,22,345}{{]}1123,{12,12,232,123}{{33,33,33}}";   var regex = new regex(@"{\d+,\d+,\d+}");  var matches = regex.matches(teststring);

the output of above test string after match

{51,22,345} , {33,33,33}

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