Revision 47710 trunk/org.gvsig.desktop/org.gvsig.desktop.library/org.gvsig.expressionevaluator/org.gvsig.expressionevaluator.lib/org.gvsig.expressionevaluator.lib.impl/src/main/resources/org/gvsig/expressionevaluator/functions/en/SUBSTRING.json

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SUBSTRING.json
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    "group": "String",
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    "template": "SUBSTR({{string}}, start, length)",
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    "args": [
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        "string - The string to extract from",
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        "start - The start position.",
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        "lenght - The number of characters to extract."
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        "string - The string to extract from.",
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        "start -  The start position. The first position in string is 1.",
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        "lenght - The number of characters to extract. Must be a positive number."
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    ],
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    "description": "Returns a substring of a string starting at a position. If the start index is negative, then the start index is relative to the end of the string. The length is optional. Also supported is: SUBSTRING(string [FROM start] [FOR length]). Example: SUBSTR('[Hello]', 2, 5); SUBSTR('Hello World', -5);",
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    "description": "substring is a triadic function, SUBSTRING, that returns a string extracted from a given string according to a given numeric starting position and a given numeric length.\nTruncation occurs when the implied starting and ending positions are not both within the given string.",
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    "returnType": "String",
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    "sqlCompatible": true
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}

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