String.isNumber
isNumber() -> boolean
Description
Return true if the string represents a number.
Use toNumber to convert the string to a number type.
'1.23'.isNumber() //= true '-5'.isNumber() //= true 'abc'.isNumber() //= false
Return true if the string represents a number.
Use toNumber to convert the string to a number type.
'1.23'.isNumber() //= true '-5'.isNumber() //= true 'abc'.isNumber() //= false