1 function strToNum(a){ 2 let chars = a.split("").map(e => e.charCodeAt(0) - "0".charCodeAt(0)); 3 let n = 0; 4 5 for(var char of chars){ 6 n *= 10; 7 n += char; 8 } 9 return n; 10 } 11 12 strToNum("8947947")
1 function strToNum(a){ 2 let chars = a.split("").map(e => e.charCodeAt(0) - "0".charCodeAt(0)); 3 let n = 0; 4 5 for(var char of chars){ 6 n *= 10; 7 n += char; 8 } 9 return n; 10 } 11 12 strToNum("8947947")