Function parseStringSeconds

Parses a string into a CronSeconds.

Example

parseStringSeconds("10"); // 10
parseStringSeconds("*"); // "*"
parseStringSeconds("2/10"); // { every: 10, start: 2 }
parseStringSeconds("?/10"); // { every: 10, start: "?" }
parseStringSeconds("1,2,3,4"); // [1, 2, 3, 4]
parseStringSeconds("5-10"); // { from: 5, to: 10 }
parseStringSeconds("1,2,3,4,5-10"); // [1, 2, 3, 4, { from: 5, to: 10 }]
parseStringSeconds("INVALID"); // undefined
parseStringSeconds("1,2,3,4,INVALID"); // undefined

Returns

A CronSeconds or undefined if invalid.