--- title: getMeridiemSuffixOfInteger tags: date,beginner firstSeen: 2018-01-13T17:14:48+02:00 lastUpdated: 2020-10-19T22:49:51+03:00 --- Converts an integer to a suffixed string, adding `am` or `pm` based on its value. - Use the modulo operator (`%`) and conditional checks to transform an integer to a stringified 12-hour format with meridiem suffix. ```js const getMeridiemSuffixOfInteger = num => num === 0 || num === 24 ? 12 + 'am' : num === 12 ? 12 + 'pm' : num < 12 ? (num % 12) + 'am' : (num % 12) + 'pm'; ``` ```js getMeridiemSuffixOfInteger(0); // '12am' getMeridiemSuffixOfInteger(11); // '11am' getMeridiemSuffixOfInteger(13); // '1pm' getMeridiemSuffixOfInteger(25); // '1pm' ```