json.remove: Difference between revisions

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(New page: ==Function json.remove== '''Introduced in MapTool 1.3b49''' Removes a field from a Macros:json object, or the value at the specified index from a json array. ...)
 
m (Applied Template:MacroFunction)
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==Function json.remove==
{{MacroFunction
 
|name=json.remove
 
|version=1.3b49
 
|description=
'''Introduced in MapTool 1.3b49'''
Removes a field from a [[Macros:json object|json object]], or the value at the specified index from a [[Macros:json array|json array]].
Removes a field from a [[Macros:json object|json object]], or the value at the specified index from a [[Macros:json array|json array]].


===Usage===
|usage=
<source lang="mtmacro" line>
<source lang="mtmacro" line>
[h: jarr = json.remove(jarr, index)]
[h: jarr = json.remove(jarr, index)]
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</source>
</source>


 
|examples=
===Examples===
<source lang="mtmacro" line>
<source lang="mtmacro" line>
   [h:a=json.fromStrProp("a=1;b=44;c=12")] [r:json.remove(a, "c")]
   [h:a=json.fromStrProp("a=1;b=44;c=12")] [r:json.remove(a, "c")]
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   {"a":1,"b":44}
   {"a":1,"b":44}
   ["a",1,"g"]
   ["a",1,"g"]
}}
[[Category:JSON Function]]

Revision as of 02:27, 9 March 2009

json.remove() Function

Introduced in version 1.3b49
Removes a field from a json object, or the value at the specified index from a json array.

Usage

[h: jarr = json.remove(jarr, index)]
[h: jarr = json.remove(jobj, key)]

Examples

  [h:a=json.fromStrProp("a=1;b=44;c=12")] [r:json.remove(a, "c")]
  [h:a=json.fromList("a,1,g,4")][r:json.remove(a,3)]

Returns

 {"a":1,"b":44}
["a",1,"g"]