Button.AddEventListener('Click', function(event) { let contentText = document.getElementById('texts').value;

Question

Button.AddEventListener('Click', function(event) { let contentText = document.getElementById('texts').value;

let RegExpresion = document.getElementById('regExprtext').value;
RegExpresion = RegExpresion + '/m';
console.log(RegExpresion);
console.log(contentText);
console.log(RegExpresion);
if (confirm('Начать действие?')== true ) {
alert('Да');
if (contentText.length>0) {
let result = contentText.match(RegExpresion);
alert(result);
}
} ;
} )