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- var items = [12, 548 , 'a' , 2 , 5478 , 'foo' , 8852, , 'Doe' , 2145 , 119];
- var randomItem = items[Math.floor(Math.random() * items.length)];
- Get a random number in a specific range
- This code snippet can be useful when trying to generate fake data for testing purposes, such as a salary between min and max.
- var x = Math.floor(Math.random() * (max - min + 1)) + min;
- 11 – Generate a random set of alphanumeric characters
- function generateRandomAlphaNum(len) {
- var rdmString = "";
- for( ; rdmString.length < len; rdmString += Math.random().toString(36).substr(2));
- return rdmString.substr(0, len);
- }
- var numbers = [5, 458 , 120 , -215 , 228 , 400 , 122205, -85411];
- numbers = numbers.sort(function(){ return Math.random() - 0.5});
- /* the array numbers will be equal for example to [120, 5, 228, -215, 400, 458, -85411, 122205] */
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