30秒学会 JavaScript 片段 – Mapped array sum
Calculates the sum of an array, after mapping each element to a value using the provided function. U...
Calculates the sum of an array, after mapping each element to a value using the provided function. U...
Converts miles to kilometers. Follows the conversion formula km = mi * 1.609344.
Takes a number and returns it in the specified currency formatting. Use Intl.NumberFormat to enable ...
Pads a given number to the specified length. Use str.zfill() to pad the number to the specified leng...
Converts a RGB color tuple to HSL format. Use the RGB to HSL conversion formula to convert to the ap...
Finds the prime factors of a given number using the trial division algorithm. Use a while loop to it...
Calculates the sum of a list, after mapping each element to a value using the provided function. Use...
The increment operator (++) adds 1 to its operand and returns a value. Similarly, the decrement oper...
Maps a number from one range to another range. Return num mapped between outMin–outMax from in...
Converts an integer to its roman numeral representation. Accepts value between 1 and 3999 (both incl...