js methods list code example

Example 1: array methods in javascript

<script>    
    // Defining function to get unique values from an array
    function getUnique(array){
        var uniqueArray = [];
        
        // Loop through array values
        for(var value of array){
            if(uniqueArray.indexOf(value) === -1){
                uniqueArray.push(value);
            }
        }
        return uniqueArray;
    }
    
    var names = ["John", "Peter", "Clark", "Harry", "John", "Alice"];
    var uniqueNames = getUnique(names);
    console.log(uniqueNames); // Prints: ["John", "Peter", "Clark", "Harry", "Alice"]
</script>

Example 2: javascript dom methods list

var myLinkCollection = document.getElementsByTagName(“abc”);
for (i = 0; i < myLinkCollection.length; i++) {
    if (myLinkCollection[i].className == “std_class”) {
        myLinkCollection[i].onclick = function() {
            this.style.backgroundColor = “#f00”;
        }
    }
}