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Project: syntax-tree/hast-util-has-property

Package: hast-util-has-property@1.0.4

  1. Dependencies: 0·Dependents: 29
  2. hast utility to check if a node has a property
  1. util 118
  2. utility 114
  3. unist 110
  4. html 110
  5. hast 61
  6. hast-util 40
  7. check 11
  8. element 5
  9. property 2

hast-util-has-property

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hast utility to check if an element has a property.

Install

npm:

npm install hast-util-has-property

Use

var has = require('hast-util-has-property')

has({type: 'text', value: 'alpha'}, 'bravo') // => false

has(
  {
    type: 'element',
    tagName: 'div',
    properties: {id: 'bravo'},
    children: []
  },
  'className'
) // => false

has(
  {
    type: 'element',
    tagName: 'div',
    properties: {id: 'charlie'},
    children: []
  },
  'id'
) // => true

API

hasProperty(node, name)

Check if node is an element that has a name property name.

Parameters
Returns

boolean — Whether node is an element that has a name property name.

Security

hast-util-has-property does not change the syntax tree so there are no openings for cross-site scripting (XSS) attacks.

Contribute

See contributing.md in syntax-tree/.github for ways to get started. See support.md for ways to get help.

This project has a code of conduct. By interacting with this repository, organization, or community you agree to abide by its terms.

License

MIT © Titus Wormer