Java Count Character Occurrence

How To Count Specific Character Occurrence In A String Using Java 

java specific char count

In This Java Tutorial  We Will See How To Count The Number Of Selected Char Occurrences In A JTextField Text Using Java Programming Language And NetBeans Editor.


Project Source Code:

private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {                                         
        
        String txt = jTextField1.getText().toLowerCase();
        int occurrence = 0;
        for(int i = 0; i < txt.length(); i++)
        {
            if(txt.charAt(i) == jTextFieldChar.getText().toLowerCase().charAt(0)){
                occurrence++;
            }
            
        }
        jTextFieldResult.setText( Integer.toString(occurrence));
        
    }


///////////////OUTPUT:





java count specific char Occurrence



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