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1. Random-number-generation function, u... Random-number-generation function, useful for luck-based code

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   function findChoice() {

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     // local var generating random number, then console.log() to check it works

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     var rng = Math.floor(Math.random() * 100);

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     console.log(rng);

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     // function determining action to take depending on range of number generated

2. Simple auto-updating clock in Javasc... Simple auto-updating clock in Javascript

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   function displayClock() {

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   setInterval(function(){ document.getElementById('clock').innerHTML = new Date().toLocaleTimeString(); }, 1000);

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   };

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   displayClock();

3. charcodeplus3.js charcodeplus3.js

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   // get string as argument

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   function switchCharCode(str) {

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     // split string

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     str = str.split('');

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