The d3.continuous() function in D3.js is used to return the corresponding value from the range if a value from the domain is given.
Syntax:
d3.continuous().domain(array of values).range(array of values);
Parameters: This function does not accept any parameters.
Return Value: This function returns the corresponding range value for the domain’s value.
Below programs illustrate the d3.continuous() function in D3.js:
Example 1:
javascript
<!DOCTYPE html><html> <head> <title> D3.js | d3.continuous() Function </title> <script src = </script></head><body> <script> // Calling the scaleLinear() function var A = d3.scaleLinear().domain([10, 50]) .range([0, 100]); // Getting the corresponding range for // the domain value console.log(A('15')); console.log(A('20')); console.log(A('25')); console.log(A('30')); </script></body></html> |
Output:
12.5 25 37.5 50
Example 2:
javascript
<!DOCTYPE html><html> <head> <title> D3.js | d3.continuous() Function </title> <script src = </script></head><body> <script> // Calling the scaleLinear() function var A = d3.scaleLinear().domain([1, 5]) .range([0, 10]); // Getting the corresponding range for // the domain value console.log(A('1')); console.log(A('2')); console.log(A('3')); console.log(A('4')); </script></body></html> |
Output:
0 2.5 5 7.5
Reference: https://devdocs.io/d3~5/d3-scale#_continuous
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