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December 7, 2015 17:43
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http://www.freecodecamp.com/robertsheacole 's solution for Bonfire: Truncate a string
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// Bonfire: Truncate a string | |
// Author: @robertsheacole | |
// Challenge: http://www.freecodecamp.com/challenges/bonfire-truncate-a-string# | |
// Learn to Code at Free Code Camp (www.freecodecamp.com) | |
function truncate(str, num) { | |
var dots = "..."; | |
var empty = ""; | |
if (str.length <= 2) { | |
num = num - 1; | |
return str.slice(num, -1) + dots; | |
} else if (str.length > num && num > 3) { | |
num = num - 3; | |
return str.slice(0, num) + dots; | |
} else if (str.length == num && num > 3){ | |
return str; | |
} else if (str.length < num && num > 3) { | |
return str; | |
} else if (num <= 2){ | |
return str.slice(0, num) + dots; | |
} else { | |
return empty; | |
} | |
} | |
console.log(truncate("A-", 1)); |
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