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  1. process.stdin.resume();
  2. process.stdin.setEncoding('utf8');
  3. var s = '你好吗17这里是cnode34.5你知道nodejs67.23吗';
  4. var reg = /[+-]?\d+\.?\d*/g;
  5. var sum = 0.0;
  6. var expr;
  7. numbers = s.match(reg);
  8. if (numbers != null){
  9. 	for (v in numbers) {
  10. 		if (v == 0)
  11. 			expr = numbers[v];
  12. 		else
  13. 			expr += '+' + numbers[v];
  14. 		sum += parseFloat(numbers[v]);
  15. 	}	
  16. }
  17. console.log(expr + '=' + sum);
Success #stdin #stdout 0.06s 10968KB
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Standard input is empty
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17+34.5+67.23=118.73
https://ideone.com/daflJt
language:
Node.js (node 11.12.0)
created:
10 years ago
visibility:
public

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