To change the input type for an input field from string to int in JavaScript, you can use the parseInt()
method.
99 chars3 lines
index.tsx580 chars18 lines
In this example, we first define an input field with an id of inputField
, and a button that calls the convertToInt()
function when clicked.
Inside the convertToInt()
function, we use the parseInt()
method to convert the value of the input field to an integer. We then check if the conversion was successful using isNaN()
, and if so, we display an error message. If the conversion was successful, we change the type of the input field to "number" using document.getElementById("inputField").type = "number";
and set the value of the input field to the converted integer.
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