JavaScript Objects The Object.values() Method Object.values() returns an array of values from an object: const person = { firstName : "John", lastName : "Doe", age : 50, eyeColor : "blue" }; let text = Object.values(person) document.getElementById("demo").in...
The touches property returns an array of touch objects, one for each finger that is currently touching the document. Note: Touch events works for touch devices only. function countTouches(event) { var x = event.touches.length; document.getElementById("demo").innerHTML = x; ...
ArrayThe content from the joined arrays. More Examples Concatenate strings and numbers: constarr1 = ["Cecilie","Lone"]; constarr2 = [1,2,3]; constarr3 = arr1.concat(arr2); Try it Yourself » Concatenate nested arrays: constarr1 = [1,2, [3,4]]; ...
Type Description An array or null An array containing the matches. null if no match is found.ADVERTISEMENTThe Difference BetweenString match() and String search()The match() method returns an array of matches.The search() method returns the position of the first match....
//To verify the type of any object in PHP, use the var_dump() function: var_dump($a); var_dump($b); ?> Indexed arrays converts into objects with the index number as property name and the value as property value. Associative arrays...
Array Tutorials: Array Tutorial Array Const Basic Array Methods Array Search Methods Array Sort Methods Array Iteration Methods More Examples Example Create an empty array and add values: // Create an Array constcars =newArray(); // Add Values to the Set ...
A JavaScript Set is a collection of unique values. Each value can only occur once in a Set. The values can be of any type, primitive values or objects. How to Create a Set You can create a JavaScript Set by: Passing an array tonew Set() ...
Arrays.compare(array1,array2) Parameter Values ParameterDescription array1Required. The array to compare witharray2 array2Required. The array to be compared witharray1 Technical Details Returns:Returns0if the arrays are equal. Returns a negative integer if thearray1is less thanarray2lexicographically...
Since arrays are objects, arrays can be sealed too: Example // Create Array constfruits = ["Banana","Orange","Apple","Mango"]; Object.seal(fruits); // This will throw an error: fruits.push("Kiwi"); Try it Yourself » JavaScript Object.isSealed() ...
Defining props as objects with options. FoodItem.vue: <template>{{ foodName }}{{ foodDesc }}</template>exportdefault{props:{foodName:{type:String,required:true},foodDesc:{type:String,required:false,default:'This is the food description...'}}}; App.vue: <template>FoodFood description is ...