typescript check if string is number
let numberToCheck: string = "40";
if(!isNaN(Number(numberToCheck))) {
console.log("string is a number")
}
else {
console.log("string is NOT a number")
}typescript check if string is number
let numberToCheck: string = "40";
if(!isNaN(Number(numberToCheck))) {
console.log("string is a number")
}
else {
console.log("string is NOT a number")
}tonumber typescript / Number typescript
Number('1234') // 1234
Number('9BX9') // NaNCopyright © 2021 Codeinu
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