{ "concat": { "compatible": true, "alternative": "Array.prototype.concat()" }, "drop": { "compatible": true, "alternative": "Array.prototype.slice()" }, "dropRight": { "compatible": true, "alternative": "Array.prototype.slice()" }, "indexOf": { "compatible": true, "alternative": "Array.prototype.indexOf()" }, "join": { "compatible": true, "alternative": "Array.prototype.join()" }, "last": { "compatible": true, "alternative": "Array.prototype.at(-1) or Array.prototype.slice()", "ES13": true }, "lastIndexOf": { "compatible": true, "alternative": "Array.prototype.lastIndexOf()" }, "reverse": { "compatible": true, "alternative": "Array.prototype.reverse()" }, "fill": { "compatible": true, "alternative": "Array.prototype.fill()", "ES6": true }, "find": { "compatible": false, "alternative": "Array.prototype.find()", "ES6": true }, "detect": { "compatible": true, "alternative": "Array.prototype.find()", "ES6": true }, "first": { "compatible": true, "alternative": "Array.prototype.at(0) or Array.prototype.slice()", "ES13": true }, "findIndex": { "compatible": false, "alternative": "Array.prototype.findIndex()", "ES6": true }, "isArray": { "compatible": true, "alternative": "Array.isArray()" }, "each": { "compatible": false, "alternative": "Array.prototype.forEach() or Object.entries().forEach()" }, "forEach": { "compatible": false, "alternative": "Array.prototype.forEach() or Object.entries().forEach()" }, "every": { "compatible": false, "alternative": "Array.prototype.every()" }, "all": { "compatible": false, "alternative": "Array.prototype.every()" }, "filter": { "compatible": false, "alternative": "Array.prototype.filter()" }, "select": { "compatible": false, "alternative": "Array.prototype.filter()" }, "map": { "compatible": false, "alternative": "Array.prototype.map()" }, "collect": { "compatible": false, "alternative": "Array.prototype.map()" }, "reduce": { "compatible": false, "alternative": "Array.prototype.reduce()" }, "inject": { "compatible": false, "alternative": "Array.prototype.reduce()" }, "foldl": { "compatible": false, "alternative": "Array.prototype.reduce()" }, "reduceRight": { "compatible": false, "alternative": "Array.prototype.reduceRight()" }, "foldr": { "compatible": false, "alternative": "Array.prototype.reduceRight()" }, "size": { "compatible": false, "alternative": "Array.prototype.length" }, "some": { "compatible": false, "alternative": "Array.prototype.some()" }, "any": { "compatible": false, "alternative": "Array.prototype.some()" }, "includes": { "compatible": false, "alternative": "Array.prototype.includes()", "ES6": true }, "contains": { "compatible": false, "alternative": "Array.prototype.includes()", "ES6": true }, "slice": { "compatible": true, "alternative": "Array.prototype.slice()" }, "takeRight": { "compatible": false, "alternative": "Array.prototype.slice()" }, "bind": { "ruleName": "bind", "compatible": true, "alternative": "Function.prototype.bind()" }, "isFinite": { "compatible": true, "alternative": "Number.isFinite()" }, "isInteger": { "ruleName": "is-integer", "compatible": true, "alternative": "Number.isInteger()", "ES6": true }, "isNaN": { "ruleName": "is-nan", "compatible": true, "alternative": "Number.isNaN()", "ES6": true }, "isNil": { "ruleName": "is-nil", "compatible": true, "alternative": "value === null || value === undefined" }, "isNull": { "ruleName": "is-null", "compatible": true, "alternative": "value === null" }, "isUndefined": { "ruleName": "is-undefined", "compatible": true, "alternative": "value === undefined" }, "keys": { "compatible": true, "alternative": "Object.keys()" }, "extendOwn": { "compatible": true, "alternative": "Object.assign()", "ES6": true }, "assign": { "compatible": true, "alternative": "Object.assign()", "ES6": true }, "values": { "compatible": true, "alternative": "Object.values()", "ES6": true }, "entries": { "compatible": true, "alternative": "Object.entries()", "ES6": true }, "toPairs": { "compatible": true, "alternative": "Object.entries()", "ES6": true }, "pairs": { "compatible": true, "alternative": "Object.entries()", "ES6": true }, "get": { "compatible": false, "alternative": "optional chaining to get nested values and nullish coalescing operator for fallback values", "ES11": true }, "split": { "compatible": true, "alternative": "String.prototype.split()" }, "startsWith": { "ruleName": "starts-with", "compatible": true, "alternative": "String.prototype.startsWith()" }, "endsWith": { "ruleName": "ends-with", "compatible": true, "alternative": "String.prototype.endsWith()" }, "toLower": { "compatible": true, "alternative": "String.prototype.toLowerCase()" }, "toUpper": { "compatible": true, "alternative": "String.prototype.toUpperCase()" }, "trim": { "compatible": true, "alternative": "String.prototype.trim()" }, "padStart": { "compatible": true, "alternative": "String.prototype.padStart()", "ES6": true }, "padEnd": { "compatible": true, "alternative": "String.prototype.padEnd()", "ES6": true }, "repeat": { "compatible": true, "alternative": "String.prototype.repeat()", "ES6": true }, "uniq": { "compatible": true, "alternative": "[... new Set(arr)]", "ES6": true }, "replace": { "compatible": true, "alternative": "String.prototype.replace()" }, "omit": { "compatible": true, "alternative": "{a, b, c, ...notOmittedValues}", "ES6": true }, "flatten": { "compatible": true, "alternative": "Array.prototype.reduce((a,b) => a.concat(b), [])" }, "throttle": { "compatible": true, "alternative": "Example of native implementation: https://github.com/you-dont-need/You-Dont-Need-Lodash-Underscore#_throttle" }, "isString": { "compatible": true, "alternative": "str != null && typeof str.valueOf() === \"string\"" }, "castArray": { "compatible": true, "alternative": "Array.isArray(arr) ? arr : [arr]" }, "cloneDeep": { "compatible": true, "alternative": "structuredClone()" }, "isFunction": { "compatible": true, "alternative": "typeof func === \"function\"" }, "unionBy": { "compatible": false, "alternative": "Example of native implementation: https://github.com/you-dont-need/You-Dont-Need-Lodash-Underscore#_unionBy", "ES10": true }, "capitalize": { "compatible": true, "alternative": "string.charAt(0).toUpperCase() + string.slice(1).toLowerCase()" }, "isDate": { "compatible": true, "alternative": "String.prototype.toString.call()" }, "defaults": { "compatible": true, "alternative": "Object.assign({}, defaultValues, newValues)", "ES6": true }, "isArrayBuffer": { "compatible": false, "alternative": "value instanceof ArrayBuffer" }, "head": { "compatible": true, "alternative": "Array.prototype.at(0)", "ES13": true } }