Checking for Special Characters in Strings in GoLang
In GoLang, there are several ways to determine the presence of special characters within a string. One commonly utilized approach is leveraging the strings.ContainsAny function. For instance, the following code checks if the string contains any of the special characters "," or "|":
<code class="go">package main import "fmt" import "strings" func main() { fmt.Println(strings.ContainsAny("Hello World", ",|")) fmt.Println(strings.ContainsAny("Hello, World", ",|")) fmt.Println(strings.ContainsAny("Hello|World", ",|")) }</code>
Another method to verify if a string solely consists of ASCII characters is to utilize the strings.IndexFunc function. It takes a function that returns true for non-ASCII characters. For instance, the following code snippet:
<code class="go">package main import "fmt" import "strings" func main() { f := func(r rune) bool { return r 'z' } if strings.IndexFunc("HelloWorld", f) != -1 { fmt.Println("Found special char") } if strings.IndexFunc("Hello World", f) != -1 { fmt.Println("Found special char") } }</code>
This method is applicable in situations where you want to specifically check for non-ASCII characters. By employing any of the mentioned approaches, you can effectively ascertain whether a string contains special characters in GoLang.
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