json.length: Difference between revisions
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(New page: ==Function json.length== '''Introduced in MapTool 1.3b49''' Returns the number of fields in a Macros:json object or number of elements in a Macros:json array. ===Usage=== <...) |
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Revision as of 13:08, 24 December 2008
Function json.length
Introduced in MapTool 1.3b49
Returns the number of fields in a json object or number of elements in a json array.
Usage
[h: len = json.length(jobj)]
[h: len = json.length(jarr)]
Examples
[h:a=json.fromStrProp("a=1;b=44;c=12")] [json.length(a)]
[h:a=json.fromList("a,1,g,4")][json.length(a)]Returns
3 4