How to generate random alphanumeric strings in Javascript?

javascript function to generate random alphanumeric string

var characters = 'abcdefghijklmnopqrstuvwxyz0123456789';
var result = ""
var charactersLength = characters.length;

for ( var i = 0; i < 5 ; i++ ) {
    result += characters.charAt(Math.floor(Math.random() * charactersLength));
}

console.log(result)

generate random alphanumeric string javascript

Math.random().toString(36).substr(2, 6); //6 is the length of the string

In the above example, the Math. random() method is used to generate random characters from the specified characters (A-Z, a-z, 0-9). The for loop is used to loop through the number passed into the generateString() function. During each iteration, a random character is generated.

Conclusion

In this page (written and validated by A. Gawali) you learned about . What's Next? If you are interested in completing Javascript tutorial, we encourage you simply to start here: Javascript Tutorial.

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