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Cómo cambiar (manipular) la cadena de caracteres depende de dar valor

quiero preguntar cómo manipular char en cadena depende de dar valor

mi cadena

 "---x---x---x------x"

cuando ingresé un valor = 2

char "x" fue cambiado a "o" en 2 veces

mi valor esperado es

 "---o---o---x------x"

gracias de antemano

about 4 years ago · Santiago Trujillo
3 answers
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0

const x = "---x---x---x------x"; let input = 2; let output = []; for (const dashes of x.split("x")) { output.push(dashes); if (input > 0) { input--; output.push("o"); } else { output.push("x"); } } output.pop(); output = output.join(""); console.log({ output });
about 4 years ago · Santiago Trujillo Report

0

Simplemente puede recorrer y reemplazar x con o hasta que el value se convierta en 0 (que es un valor falso)

 let str = "---x---x---x------x"; let value = 2; while (value--) { str = str.replace("x", "o"); } console.log(str);

about 4 years ago · Santiago Trujillo Report

0

basado en la solución aquí :

 var str = "---x---x---x------x" var n = 0 var N = 2 var newStr = str.replace(/x/g,s => n++<N ? 'o' : s)
about 4 years ago · Santiago Trujillo Report
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