json.count: Difference between revisions
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Verisimilar (talk | contribs) m (Minor formatting changes, corrected examples, added see also.) |
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|version=1.3b53 | |version=1.3b53 | ||
|description= | |description= | ||
Returns the number of occurrences of a value in a [[JSON Array]]. If the value does | Returns the number of occurrences of a value in a [[JSON Array]]. If the value does not occur in the [[JSON Array]] then {{code|0}} is returned. The index for the [[JSON Array]] starts at {{code|0}}. | ||
not occur in the [[JSON Array]] then {{code| | |||
starts at {{code|0}}. | |||
|usage= | |usage= | ||
< | <syntaxhighlight lang="mtmacro" line> | ||
json.count(array, value)] | json.count(array, value)] | ||
</ | </syntaxhighlight> | ||
< | <syntaxhighlight lang="mtmacro" line> | ||
json.count(array, value, start)] | json.count(array, value, start)] | ||
</ | </syntaxhighlight> | ||
'''Parameters''' | '''Parameters''' | ||
{{param|array|The [[JSON Array]] to search.}} | {{param|array|The [[JSON Array]] to search.}} | ||
| Line 21: | Line 19: | ||
|example= | |example= | ||
Find the number of occurrences of {{code|1}}: | Find the number of occurrences of {{code|1}}: | ||
< | <syntaxhighlight lang="mtmacro" line> | ||
[r: json.count("[1,2,3,1,1,3]", 1)] | [r: json.count("[1,2,3,1,1,3]", 1)] | ||
</ | </syntaxhighlight> | ||
Returns {{code|3}} | Returns {{code|3}} | ||
Find the number of occurrences of {{code|1}}, starting at index {{code|1}}: | Find the number of occurrences of {{code|1}}, starting at index {{code|1}}: | ||
< | <syntaxhighlight lang="mtmacro" line> | ||
[r: json.count("[1,2,3,1,1,3]", 1, 1)] | [r: json.count("[1,2,3,1,1,3]", 1, 1)] | ||
</ | </syntaxhighlight> | ||
Returns {{code|2}} | Returns {{code|2}} | ||
Latest revision as of 23:59, 15 March 2023
json.count() Function
• Introduced in version 1.3b53
Returns the number of occurrences of a value in a JSON Array. If the value does not occur in the JSON Array then
0 is returned. The index for the JSON Array starts at 0.Usage
json.count(array, value)]json.count(array, value, start)]Parameters
array- The JSON Array to search.value- The value to count the occurrences of.start- The index to start searching from, if not specified it defaults to0.
Example
Find the number of occurrences of
Returns
1:
[r: json.count("[1,2,3,1,1,3]", 1)]Returns 3
Find the number of occurrences of 1, starting at index 1:
[r: json.count("[1,2,3,1,1,3]", 1, 1)]2