The pow.tickFormat() function is used to change the format of the tick values. It returns a number format function that is suitable for displaying a tick value.
Syntax:
pow.tickFormat( count, specifier )
Parameters: This function accepts two parameters as mentioned above and described below.
- count: It is the number of tick values to be used. It is an optional parameter.
- specifier: It is a string which specifies the format to be used. It is an optional parameter.
Return Values: This function does not return anything.
The program below illustrates the pow.tickFormat() function in D3.js:
Example 1:
html
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8" /> <meta name="viewport" content="width=device-width, initial-scale=1.0" /> <title>neveropen</title> <script src= </script> <script src= </script> <script src= </script> <script src= </script> </head> <body> <h2 style="color: green">neveropen</h2> <p>pow.tickFormat() Function </p> <script> var x = d3.scalePow() .domain([0, 1]) .range([1, 2, 3, 4, 5, 6]) .exponent(0.5); var ticks = x.ticks(5) var tickFormat = x.tickFormat(100000, " %"); document.write("<h3>" + ticks.map(tickFormat) + "</h3>"); </script> </body> </html> |
Output:
Example 2:
html
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8" /> <meta name="viewport" content="width=device-width, initial-scale=1.0" /> <title>neveropen</title> <script src= </script> <script src= </script> <script src= </script> <script src= </script> </head> <body> <h2 style="color: green">neveropen</h2> <p>pow.tickFormat() Function </p> <script> var x = d3.scalePow() .domain([1, 10]) .range([10, 20, 30, 40, 50, 60]) .exponent(2); var ticks = x.ticks(5) var tickFormat = x.tickFormat(10, " $"); document.write("<h3>" + ticks.map(tickFormat) + "</h3>"); </script> </body> </html> |
Output:
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