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how to validate number in java
Riya Walia Posted: Sunday 22, March 2015 05:49:49 AM     
   
how to validate number in java, JTextField
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 AJProfessionals Posted: Sunday 22, March 2015 05:55:27 AM
  
   
try {
    float f = 0;
    f = Float.parseFloat(TxtAmount.getText());
} catch (Exception e) {
    JOptionPane.showMessageDialog(null, "Enter number in amount field");
    TxtAmount.requestFocus();
    return;
}
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