input only accept numbers
<label for="salary">Enter your salary:</label>
<input type="text" id="salary" name="salary"
oninput="this.value = this.value.replace(/[^0-9.]/g, '').replace(/(\..*)\./g, '$1');" />input only accept numbers
<label for="salary">Enter your salary:</label>
<input type="text" id="salary" name="salary"
oninput="this.value = this.value.replace(/[^0-9.]/g, '').replace(/(\..*)\./g, '$1');" />how to make jtextfield accept only numbers
NumberFormat format = NumberFormat.getInstance();
NumberFormatter formatter = new NumberFormatter(format);
formatter.setValueClass(Integer.class);
formatter.setMinimum(0);
formatter.setMaximum(Integer.MAX_VALUE);
formatter.setAllowsInvalid(false);
// If you want the value to be committed on each keystroke instead of focus lost
formatter.setCommitsOnValidEdit(true);
JFormattedTextField field = new JFormattedTextField(formatter);
JOptionPane.showMessageDialog(null, field);
// getValue() always returns something valid
System.out.println(field.getValue());Copyright © 2021 Codeinu
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