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Input Text Object : Get the maximum number of characters allowed in a specific text field
The maxLength property sets or returns the value of the maxlength attribute of a text field.
The maxLength attribute specifies the maximum number of characters allowed in a text field.
| Property | |||||
|---|---|---|---|---|---|
| maxLength | Yes | Yes | Yes | Yes | Yes |
Return the maxLength property:
Set the maxLength property:
| Value | Description |
|---|---|
| number | Specifies the maximum number of characters allowed in the text field |
| Return Value: | A Number, representing the maximum number of characters allowed in the text field |
|---|
Set the maximum number of characters allowed in a text field:
document.getElementById("myText").maxLength = "4";
Jump to the next text field when a field's maxlength has been reached:
if (y.length == x.maxLength) {
var next = x.tabIndex;
if (next < document.getElementById("myForm").length) {
document.getElementById("myForm").elements[next].focus();
}
}
HTML reference: HTML <input> maxlength attribute
❮ Input Text Object