![]() In the second example, the integer value 123 is. You can find more topics about the Golang tutorials on the GolangSpot Home page. In the first example, the string value 123 is converted to an integer using the strconv.Atoi function. If the string parameter passed to Atoi() method is not a valid number, it will return an error while parsing. Use the strconv package in golang that provides Atoi() method to convert the String to an integer. A string is a sequence of one or more characters (letters, numbers, or symbols). Next, you will learn how to convert between numbers and strings. You can use one of the following ways to convert a string to an int: strconv. I hope the above article on how to convert String to integer in golang is helpful to you. In this section, you have converted between different number data types, including differing sizes of integers and floating-point numbers. The output of the above golang program is: 0 strconv.Atoi: parsing "StringTest15": invalid syntax Conclusion Atoi() Function: The Atoi stands for ASCII to integer and returns the result of ParseInt(s, 10, 0) converted to type int. In the above golang program, we have passed a string that doesn’t contain a valid number to Atoi() method.Ītoi() method failed to parse string value to integer and returns an error “strconv.Atoi: parsing “Stringtest15” : invalid syntax. In order to convert string to integer type in Golang, you can use the following methods. ![]() Convert string to array of integers in golang. Use strconv.Atoi() method to convert String to an integer. Make IDs a string and convert the integers when you append them.If the string parameter is not a valid number, then Atoi() method will return an error while parsing the string to an integer.Ĭonvert String to int using Atoi() method: Strconv.Atoi() method accepts the string parameter and returns an integer and error (if any). Note here that, strconv.Atoi() method converts the string value having a valid number to an integer value. The output of the above golang program is: 15 use strconv.Atoi() to convert string to int use the fmt.Println method to print converted integer value and error (if any).Atoi() method returns integer and error (if any).Use strconv.Atoi() method to convert a String to an integer.To convert String to int in golang using Atoi() function: Modify the code to include the strconv. You will need to import the strconv package to use Atoi() function. To convert String to int in go language, use the strconv package available in golang. 4 Recommended Content Convert String to Int in golang
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