check if letter is uppercase javascript
const isUpperCase = (string) => /^[A-Z]*$/.test(string)check if letter is uppercase javascript
const isUpperCase = (string) => /^[A-Z]*$/.test(string)how to check string uppercase or lowersace using regex javascript
var regex = /^(?=.*[a-z])(?=.*[A-Z])(?=.*[0-9])(?=.*[!#\*\?])(?=.{8,})/;check if letter is uppercase javascript
isUpperCase('A') // true
isUpperCase('a') // falseCopyright © 2021 Codeinu
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