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• Javascript - Check if browser back button was clicked
• javascript add custom click event
• javascript add/remove class on click
• javascript delegate custom click event
• javascript DOM loaded
• javascript find an element in array
• JavaScript loop through object (keys and values)
• javascript reverse string
• javascript string to number
• javascript number to string
• javascript array length
• javascript substring
• javascript benchmark
• javascript function default value for parameter
• javascript toolbar example
• javascript url to link
• var funcName = function() {} vs function funcName() {}
• javascript string replace
• javascript find occurrence in string
• randomize (shuffle) an array

javascript format (round) number:

var n = 12345.6789;

n.toFixed(); // 12346

n.toFixed(1); // 12345.7

n.toFixed(6); // 12345.678900

(1.23e+20).toFixed(2); // 123000000000000000000.00

(1.23e-10).toFixed(2); // 0.00