D3.js interpolateInferno()函数

D3.js中的d3.interpolateInferno()函数用于从以 RGB字符串形式返回的“inferno”顺序配色方案中返回特定颜色。

句法：

d3.interpolateInferno(t)

参数：此函数接受如上所述和如下所述的单个参数：

• t： “t”是 [0, 1] 范围内的数字。

返回值：它返回一个 RGB字符串。

示例 1：

HTML

  

    
    
  
    D3.js interpolateInferno() Function
    
    
    
    
    
    
    
    

  

    
        GeeksForGeeks
  
        D3.js interpolateInferno() Function
  
        
            document.write(d3.interpolateInferno(0) + "<br>");
            document.write(d3.interpolateInferno(0.1) + "<br>");
            document.write(d3.interpolateInferno(0.2) + "<br>");
            document.write(d3.interpolateInferno(0.3) + "<br>");
            document.write(d3.interpolateInferno(0.4) + "<br>");
            document.write(d3.interpolateInferno(0.5) + "<br>");
            document.write(d3.interpolateInferno(0.6) + "<br>");
            document.write(d3.interpolateInferno(0.7) + "<br>");
            document.write(d3.interpolateInferno(0.8) + "<br>");
            document.write(d3.interpolateInferno(0.9) + "<br>");
            document.write(d3.interpolateInferno(1));
        
    

  

输出：

示例 2：

HTML

  

    
    
  
    
        D3.js interpolateInferno() Function
    
    
    
    
    
    
    
    
    


    div {
        padding: 3px;
        width: fit-content;
        height: 20px;
        width: 200px;
    }

  

    
        GeeksForGeeks
  
        D3.js interpolateInferno() Function
  
        
            
                D3.interpolateInferno(0)
            
        
        
            
                D3.interpolateInferno(0.1)
            
        
        
            
                D3.interpolateInferno(0.2)
            
        
        
            
                D3.interpolateInferno(0.3)
            
        
        
            
                D3.interpolateInferno(0.4)
            
        
        
            
                D3.interpolateInferno(0.5)
            
        
        
            
                D3.interpolateInferno(0.6)
            
        
        
            
                D3.interpolateInferno(0.7)
            
        
        
            
                D3.interpolateInferno(0.8)
            
        
        
            
                D3.interpolateInferno(0.9)
            
        
        
            
                D3.interpolateInferno(1)
            
        
        
            // Array of colors is given 
            let color1 = d3.interpolateInferno(0.0);
            let color2 = d3.interpolateInferno(0.1);
            let color3 = d3.interpolateInferno(0.2);
            let color4 = d3.interpolateInferno(0.3);
            let color5 = d3.interpolateInferno(0.4);
            let color6 = d3.interpolateInferno(0.5);
            let color7 = d3.interpolateInferno(0.6);
            let color8 = d3.interpolateInferno(0.7);
            let color9 = d3.interpolateInferno(0.8);
            let color10 = d3.interpolateInferno(0.9);
            let color11 = d3.interpolateInferno(1.0);
  
            let b1 = document.querySelector(".b1");
            let b2 = document.querySelector(".b2");
            let b3 = document.querySelector(".b3");
            let b4 = document.querySelector(".b4");
            let b5 = document.querySelector(".b5");
            let b6 = document.querySelector(".b6");
            let b7 = document.querySelector(".b7");
            let b8 = document.querySelector(".b8");
            let b9 = document.querySelector(".b9");
            let b10 = document.querySelector(".b10");
            let b11 = document.querySelector(".b11");
  
            b1.style.backgroundColor = color1;
            b2.style.backgroundColor = color2;
            b3.style.backgroundColor = color3;
            b4.style.backgroundColor = color4;
            b5.style.backgroundColor = color5;
            b6.style.backgroundColor = color6;
            b7.style.backgroundColor = color7;
            b8.style.backgroundColor = color8;
            b9.style.backgroundColor = color9;
            b10.style.backgroundColor = color10;
            b11.style.backgroundColor = color11;
        
    

  

输出：