check if string contains numbers
str.matches(".*\\d.*");check if string contains numbers
str.matches(".*\\d.*");how to check if a string contains numbers in javascript
/**
* Function to check if a string contains numbers
* @author Okoro Redemption
* @param {String} str - The string to be checked.
* @returns {Boolean} str - The result of the check.
*/
function hasNumbers(str){
var regexp = /d/g;
return regexp.test(str);
};
// use function below
hasNumbers("I am 20years old"); // => true
hasNumbers("I am a boy"); // => falseCopyright © 2021 Codeinu
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