toFixed

toFixed(target, length)

Returns a string representation of target formatted with exactly length digits after the decimal point.

data-first

toFixed(3.14159, 2); // "3.14"
toFixed(42, 3); // "42.000"
toFixed(1.005, 2); // "1.01"

data-last

pipe(3.14159, toFixed(2)); // "3.14"
pipe(42, toFixed(3)); // "42.000"
pipe(1.005, toFixed(2)); // "1.01"