https://stackoverflow.com › questions › 6116474
How to find if an array contains a specific string in JavaScript/jQuery ...Here's a snippet which adds a simple contains(str) method to your arsenal: $.fn.contains = function (target) { var result = null; $(this).each(function (index, item) { if (item === target) { result = item; } }); return result ? result : false; } Similarly, you could wrap $.inArray in an extension:
https://stackoverflow.com › questions › 37428338
Check if a string contains any element of an array in JavaScriptYou can use some() function: to check if a string contains any element of an array. e.g. var fruitsArr = ['banana', 'monkey banana', 'apple', 'kiwi', 'orange']; var myString = "I have an apple and a watermelon."; var stringIncludesFruit = fruitsArr.some(fruit => myString.includes(fruit));
https://www.w3schools.com › Jsref › jsref_includes_array.asp
JavaScript Array includes() Method - W3SchoolsThe includes() method returns true if an array contains a specified value. The includes() method returns false if the value is not found. The includes() method is case sensitive.
https://www.javascripttutorial.net › array › how-to-check-if-an-array-contains-a-value-in...
How to Check if an Array Contains a Value in JavascriptFor primitive values, use the array.includes() method to check if an array contains a value. For objects, use the isEqual() helper function to compare objects and array.some() method to check if the array contains the object.
La méthode includes() permet de déterminer si un tableau contient une valeur et renvoie true si c'est le cas, false sinon. Exemple interactif. Note : Cette méthode utilise l'algorithme de comparaison SameValueZero qui fonctionne comme l'égalité stricte, à la différence que NaN est ici égal à lui même. Syntaxe. js.
The includes() method of Array instances determines whether an array includes a certain value among its entries, returning true or false as appropriate. Try it Syntax
https://masteringjs.io › tutorials › fundamentals › includes
Check if a JS Array Contains a Specific ValueThere are two common ways to check if a JavaScript array contains a value: `includes()` and `indexOf()`. This tutorial shows you how to use both, and why you would use one versus the other.
Si on souhaite déterminer si un tableau contient un élément donné, on pourra utiliser la méthode Array.prototype.includes(). Syntaxe. js. arr.find(callback(element[, index[, tableau]])[, thisArg]) Paramètres. callback. Fonction à exécuter sur chaque valeur du tableau, elle prend 3 arguments : element.
https://www.freecodecamp.org › news › check-if-an-item-is-in-an-array-in-javascript-js...
Check if an Item is in an Array in JavaScript – JS Contains with Array ...You can use the includes() method in JavaScript to check if an item exists in an array. You can also use it to check if a substring exists within a string. It returns true if the item is found in the array/string and false if the item doesn't exist.
https://dmitripavlutin.com › javascript-array-contains-value
Checking if an Array Contains a Value in JavaScript - Dmitri Pavlutin BlogThe easiest way to determine if an array contains a primitive value is to use array.includes() ES2015 array method: const hasValue = array.includes(value[, fromIndex]); The first argument value is the value to search in the array.