A string s containing the digits to be converted is defined and. Since “250” cannot be represented in 5 bits, you are getting an error. This Go code converts a string of digits into an integer value. If you provide a string that is out of the range of the bits, you will error return from the function. Output 320 int64 15 strconv.ParseInt: parsing "250" : value out of range int64 strconv.ParseInt: ParseInt interprets a string s in the given base (2 to 36) and returns the corresponding value i. The sample code snippet to use Atoi() function is given in the following. In this tutorial, we will learn how to parse or convert a string to integer. Pass the string value to Atoi() function as argument. So when we read from a file we always get strings. You can use one of the following ways to convert a string to an int: strconv.Atoi: Atoi returns the result of ParseInt (s, 10, 0) converted to type int. To convert a String to an Integer in Go programming, use Atoi() function of strconv package. It can be used to convert binary/decimal representations of strings to integers.Ĭonvert string to integer using Atoi() - Method 1 package main import ( "fmt" "strconv" ) func main () While internally Go can represent numbers, the communication with the outside world is always using strings. You can use the strconv packages Atoi() function to convert the string into an integer value.
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