HTML Style flex用法及代码示例

HTML DOM样式的flex属性设置/返回项目的长度，相对于同一容器内其余的柔性项目。 flexGrow，flexShrink和flexBasis是Flex属性的属性。

用法:

它用于返回样式flex属性：
```
 object.style.flex
```

它用于设置flex属性：

object.style.flex = "flex-grow flex-shrink flex-basis|auto|
initial|inherit"

属性值：

值	描述
flex-grow	它指定相对于其余灵活项目，项目将增长多少
flex-shrink	它指定相对于其余柔性物料，物料将收缩多少
flex-basis	它指定项目的长度。合法值：“auto”，“inherit”和数字，后跟“%”，“px”，“em”
auto	与1 1自动相同
initial	与0 1自动相同
inherit	从其父元素继承属性。

示例1：所有div的长度相同。

<!DOCTYPE html> 
<html> 
  
<head> 
    <title> 
        HTML | DOM Style flex Property 
    </title> 
    <style> 
        #gfg { 
            width:220px; 
            height:60px; 
            border:1px solid black; 
            display:-webkit-flex; 
            /* Safari */ 
            display:flex; 
        } 
    </style> 
</head> 
  
<body> 
    <center> 
        <h1 style="color:green;"> 
          GeeksforGeeks 
        </h1> 
        
        <h2 style="color:black;"> 
          DOM Style flex Property 
        </h2> 
        
      <div id="gfg"> 
         <div style="background-color:green;">Geeks 
            <div style="background-color:lightblue;">For 
                    <div style="background-color:green;"> 
                      Geeks 
                    </div> 
            </div> 
         </div> 
      </div> 
        <br> 
        
        <button onclick="GEEKS()">CLICK</button> 
        
        <script> 
            function GEEKS() { 
                var x = document.getElementById("gfg"); 
                var y = x.getElementsByTagName("DIV"); 
                var i = 0; 
                for (i; i < y.length; i++) { 
                    // IE10 
                    y[i].style.msFlex = "1";  
                    
                    // Safari 6.1+ 
                    y[i].style.WebkitFlex = "1";  
                    y[i].style.flex = "1"; 
                } 
            } 
        </script> 
    </center> 
</body> 
  
</html>

输出：

在单击按钮之前：

单击按钮后：

示例2：根据内容灵活显示项目：

<!DOCTYPE html> 
<html> 
  
<head> 
    <title> 
        HTML | DOM Style flex Property 
    </title> 
    <style> 
        #gfg { 
            width:220px; 
            height:300px; 
            border:1px solid black; 
            display:-webkit-flex; 
            /* Safari */ 
            display:flex; 
        } 
    </style> 
</head> 
  
<body> 
    <center> 
        <h1 style="color:green;"> 
          GeeksforGeeks 
        </h1> 
        <h2 style="color:black;"> 
          DOM Style flex Property 
        </h2> 
        <div id="gfg"> 
            <div style="background-color:green;"> 
              Geeks1  
          </div> 
            <div style="background-color:lightblue;"> 
              For1 
          </div> 
            <div style="background-color:green;"> 
              GEEKS1 
          </div> 
        </div> 
        <br> 
        
        <button onclick="GEEKS()">CLICK</button> 
        
        <script> 
            function GEEKS() { 
                var x =  
                 document.getElementById("gfg"); 
                var y =  
                 x.getElementsByTagName("DIV"); 
                var i = 0; 
                for (i; i < y.length; i++) { 
                    // IE10 
                    y[i].style.msFlex = "0";  
                    // Safari 6.1+ 
                    y[i].style.WebkitFlex = "0";  
                    y[i].style.flex = "1 125px"; 
                } 
            } 
        </script> 
    </center> 
</body> 
  
</html>

输出：
在单击按钮之前：

单击按钮后：

支持的浏览器：下面列出了DOM Style borderCollapse属性支持的浏览器：

谷歌浏览器1.2
Internet Explorer 4.0
Firefox 1.0
Opera 4.0
苹果Safari 1.0

相关用法

注：本文由纯净天空筛选整理自jeetesh16大神的英文原创作品 HTML | DOM Style flex Property。非经特殊声明，原始代码版权归原作者所有，本译文未经允许或授权，请勿转载或复制。