javascriptCheck if object has certain property
var obj = {};
var has_property = obj.hasOwnProperty('prop');ctrl + cvar objdeclare test object | has_propertywill contain |
hasOwnPropertychecks if an object has specified property | 'prop'name of the property to check |
More of Javascript
- CHeck if DOM element is visible in current viewport
- Use variable as regex
- Round to 1 decimal
- Get selected option text of a dropdown (select) box
- Ajax post x-www-form-urlencoded data
- Convert hex to decimal (integer)
- Insert text into textarea at cursor position
- Generate UUID
- Get pathname of URL
- Convert string "true" or "false" value to boolean
See more codes...