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Regex reemplaza las apariciones "\n" por dividir por 2

Tengo una cadena con \n

 First\nSecond\n\nThird\n\n\n\n

Quiero después de reemplazar (\n> = 2) , es

 First\nSecond\nThird\n\n

Agradecería algo de ayuda. ¡Muchas gracias!

about 4 years ago · Juan Pablo Isaza
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Simplemente reemplace cada dos \n con un solo \n :

 s.replace(/\n\n/g, '\n') 

 const s = 'First\nSecond\n\nThird\n\n\n\n' console.log(JSON.stringify(s.replace(/\n\n/g, '\n')))

about 4 years ago · Juan Pablo Isaza Report
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