 JS
        JS  
      JavaScriptでバイト数を知る!5つの方法    
   JS
        JS   Python
        Python   COBOL
        COBOL   HTML
        HTML   Python
        Python   Verilog
        Verilog   Groovy
        Groovy   Verilog
        Verilog   Python
        Python   Swift
        Swift   JS
        JS   Ruby
        Ruby   COBOL
            COBOL     COBOL
            COBOL     COBOL
            COBOL     COBOL
            COBOL     COBOL
            COBOL     COBOL
            COBOL     COBOL
            COBOL     COBOL
            COBOL     COBOL
            COBOL     COBOL
            COBOL