Write, Bureaucrats, Administrators
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JavaScript field: Difference between revisions
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{{Stamp|2016- | {{Stamp|2016-09-10|3.9.7|1.0.3}} | ||
The value of the field will | |||
The value of the field will be the result of execution of the script defined in the field and executed in the entry context. | |||
'''[https://developer.mozilla.org/en-US/docs/Web/JavaScript/New_in_JavaScript/1.7 JavaScript 1.7]''' is used for scripts. The current version supports only core methods of the language. | '''[https://developer.mozilla.org/en-US/docs/Web/JavaScript/New_in_JavaScript/1.7 JavaScript 1.7]''' is used for scripts. The current version supports only core methods of the language. | ||
A script may consist of multiple operations but only the result of the last operation will be entered into the field. | A script may consist of multiple operations, but only the result of the last operation will be entered into the field. For example: | ||
<source lang="javascript"> | <source lang="javascript"> | ||
var i = 1 + 1 | var i = 1 + 1 | ||
i + 1 | i + 1 | ||
</source> | |||
Result will be: 3 | Result will be: 3 | ||
== Fields of an entry == | == Fields of an entry == | ||
| Line 27: | Line 27: | ||
| Date , Date/Time, Time || [https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Date '''Date'''] | | Date , Date/Time, Time || [https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Date '''Date'''] | ||
|- | |- | ||
| Boolean || [https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Boolean '''Boolean'''] | | Checkbox (Boolean) || [https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Boolean '''Boolean'''] | ||
|- | |- | ||
| Multiple-choice list, Checkboxes || [https://developer.mozilla.org/ru/docs/Web/JavaScript/Reference/Global_Objects/Array '''Array of String'''] | | Multiple-choice list, Checkboxes || [https://developer.mozilla.org/ru/docs/Web/JavaScript/Reference/Global_Objects/Array '''Array of String'''] | ||
|- | |- | ||
| Link to entry || Array of entries. Each array element has method field for access to values of linked entry. | | Link to entry || Array of entries. Each array element has a method field for access to values of the linked entry. | ||
|} | |} | ||
== Time of script execution == | == Time of script execution == | ||
A script can be executed both when an entry is created or changed and when it is displayed. | A script can be executed both when an entry is created or changed and when it is displayed. | ||
The time of script execution is set by the toggle button ''Execute script real time'' on the field edit screen. | The time of script execution is set by the toggle button ''Execute script real time'' on the field edit screen. | ||
It is reasonable to enable this option if your script contains functions that depend on the current time. Online execution in case of a large number of entries can significantly increase the time required to open the library. | It is reasonable to enable this option if your script contains functions that depend on the current time. | ||
Online execution in case of a large number of entries can significantly increase the time required to open the library. | |||
== Functions to work with the date == | == Functions to work with the date == | ||
You can enable integrated library [http://momentjs.com/ '''moment.js'''] to work with the date and time. Click '''''JavaScript Libraries''''' and choose '''''moment.min.js'''''. | You can enable the integrated library [http://momentjs.com/ '''moment.js'''] to work with the date and time. Click '''''JavaScript Libraries''''' and choose '''''moment.min.js'''''. | ||
Some examples. If | Some examples. If a an entry contains the field whose value is 18 March 2016 14:55 | ||
Example of Format dates | Example of Format dates | ||