[HTML5][JS] Day02. 글씨체 바꾸게 하기

카테고리 없음 2018. 4. 4. 22:20 |
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<!-- 이쁘게 하려면 table로 표를 만들어서 넣어줘라 -->
<!DOCTYPE html>
<html>
<head>
    <title>112</title>
    <script type="text/javascript">
        function previewString()
      {
         // getElementByid // id를 리턴 : 하나
         // getElementByname // name을 리턴 : 여러개
         var objResult = document.getElementById("result");
         var objText = document.getElementById("tbString");
         var objFontColor = document.getElementById("fontColor");
         var objFontSize = document.getElementById("fontSize");
         var objOptions = document.getElementsByName("fontOption"); // 배열로 넘어왔다
 
         // id가 tbString인 코드의 value 
         var targetString = objText.value; 
                        // [objFontColor(id가 fontColor인)의 selectedIndex(선택된인덱스번호)의 value를]
                        // options는 콤보박스에 들어 있는 모든 옵션 객체(option 타입)들의 컬렉션
                        // color와 size를 targetString에 넣는다
         targetString = targetString.fontcolor(objFontColor.options[objFontColor.selectedIndex].value);
         targetString = targetString.fontsize(objFontSize.options[objFontSize.selectedIndex].value);
 
         if(objOptions[0].checked) {targetString = targetString.strike();}
         if(objOptions[1].checked) {targetString = targetString.big();}
         if(objOptions[2].checked) {targetString = targetString.small();}
         if(objOptions[3].checked) {targetString = targetString.bold();}
         if(objOptions[4].checked) {targetString = targetString.italics();}
         if(objOptions[5].checked) {targetString = targetString.sup();}
         if(objOptions[6].checked) {targetString = targetString.sub();}
         if(objOptions[7].checked) {targetString = targetString.toLowerCase();}
         if(objOptions[8].checked) {targetString = targetString.toUpperCase();}
 
         objResult.innerHTML = targetString;
     }
    </script>
</head>
<p>
<body style="line-height: 200%">
            <input type="text" id="tbString">
      <input type="button" value="미리 보기" onclick="previewString()"> <br>
      색상 : 
      <select id="fontColor"> <!--id:변수값-->
         <option value="red">빨강</option>
         <option value="green">초록</option>
         <option value="blue">파랑</option>
         <!--value:값 지정-->
      </select> <br>
      크기 : 
      <select id="fontSize">
         <option value="1">1</option>
         <option value="2">2</option>
         <option value="3">3</option>
         <option value="4">4</option>
      </select> <br>
      <input type="checkbox" name="fontOption">취소선
      <input type="checkbox" name="fontOption">크게
      <input type="checkbox" name="fontOption">작게
      <input type="checkbox" name="fontOption">두껍게
      <input type="checkbox" name="fontOption">기울임
      <!--name을 지정할 때 모두 같은 걸 지정하면 어떤게 체크 되어 있는지 알 수 있음-->
      <br>
      <input type="checkbox" name="fontOption">위첨자
      <input type="checkbox" name="fontOption">아래첨자
      <input type="checkbox" name="fontOption">소문자로
      <input type="checkbox" name="fontOption">대문자로
      <br>
      <span id="result"></span>
      </p>
</body>
</html>
 
cs


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