The log.range() function sets the range of the log scale to the specified array of values that must contain two or more than two values. The elements in the range can be number or string.
Syntax:
log.range([range]);
Parameters: This function takes a single parameter that is given above and described below.
- [range]: An array that contains the range for the domain specified.
Return Value: This function does not return any value.
Example 1:
HTML
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8" /> <meta name="viewport" path1tent="width=device-width, initial-scale=1.0" /> </script> </head> <body> <script> var log = d3.scaleLog() // Setting the domain for the scale. .domain([1, +10]) // Setting the range for the scale .range([1, 2, 3, 4, 5]); console.log(log(1)); console.log(log(10)); </script> </body> </html> |
Output:
1 2
Example 2:
HTML
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8" /> <meta name="viewport" path1tent= "width=device-width,initial-scale=1.0" /> </script> </head> <body> <script> var log = d3.scaleLog() // Setting the domain for the scale .domain([10, 20]) // Setting the range for the scale .range(["red", "green", "blue"]); console.log(log(10)); console.log(log(15)); console.log(log(20)); </script> </body> </html> |
Output:
rgb(255, 0, 0) rgb(106, 75, 0) rgb(0, 128, 0)
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