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propexists  [![npm Package](https://img.shields.io/npm/v/propexists.svg)](https://www.npmjs.org/package/propexists)\nQuick check if a nested property exists\n\n\n\n## API\n```javascript\npropexists(obj, property, options)\n```\n\n\n### obj\n**Type**: _Object_   \nTarget object\n\n\n### property\n**Type**: _String_ | _Array_   \nProperty path string `'a.b.c.d'` or an array `['a', 'b', 'c', 'd']`\n\n\n\n### options.value\n**Type**: _Boolean_   \nIf `true`, the property's value will be returned\n\n\n\n### options.fallback\n**Type**: _Any_   \nReturn this value if the property is not found\n\n\n### @return\n**Type**: _Any_ | _undefined_   \n\n\n\n## Usage\n```javascript\nconst propexists = require('propexists');\n\nvar obj = {\n   a: 1,\n   b: {\n      f: null\n      d: {\n         e: 100\n      },\n   }\n};\n\npropexists(obj, 'x')     // =\u003e undefined\npropexists(obj, 'a')     // =\u003e true\npropexists(obj, 'b.f')   // =\u003e undefined\npropexists(obj, 'b.d.e') // =\u003e true\n\n// Or using array of properties\npropexists(obj, [ 'b', 'd', 'e' ]) // =\u003e true\n\n// Return the value if prop exists\npropexists(obj, 'b.d.e', { value: true }) // =\u003e 100\n\n// Fallback value\npropexists(obj, 'b.d.s.m', { value: true, fallback: 'no' }) // =\u003e no\n```\n\n\n\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Ftpkn%2Fpropexists","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Ftpkn%2Fpropexists","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Ftpkn%2Fpropexists/lists"}