For example:
Accept:
textText
Don't accept:
text1text@123@#Te12$
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Michał Perłakowski
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Tamil.S
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have you tried to write a regex to solve this? what does it look like? where is your code? – Dan O Jun 07 '17 at 16:40
1 Answers
4
Try this:
const isValid = str => /^[a-zA-Z]{2,5}$/.test(str);
console.log(isValid('test')); // true
console.log(isValid('Test')); // true
console.log(isValid('test1')); // false
console.log(isValid('text@')); // false
console.log(isValid('123@#')); // false
console.log(isValid('Te12$')); // false
Michał Perłakowski
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No its not working . for example, this is my input "text@".It returns true only – Tamil.S Jun 07 '17 at 16:43
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I want my input string allow only alphabets and accept 2 to 5 char length. – Tamil.S Jun 07 '17 at 16:46
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1@Tamil.S `/^[a-zA-Z]{2,5}$/.test('text@')` evaluates to `false`. – Michał Perłakowski Jun 07 '17 at 16:46
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var regExp = /^[a-zA-Z]{2,5}$/; userInput="text%": if(userInput.test(regExp)) alert('yes'). else alert('no') – Tamil.S Jun 07 '17 at 16:55
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@Tamil.S Try `var regExp = /^[a-zA-Z]{2,5}$/; var userInput = 'text%'; if (regExp.test(userInput)) alert('yes'); else alert('no');`. – Michał Perłakowski Jun 07 '17 at 17:01
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