Difference between revisions of "LlSubStringIndex"

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     //This works because ~(-1) == 0
     //This works because ~(-1) == 0
     //It saves bytecode and is faster then doing == -1
     //It saves bytecode and is faster then doing == -1
    //(It's also significantly less readable (unless you include the comments)
    // and most developers I know will advice against these kind of practices. -OddesE Oh)
}
}
</pre>
</pre>

Revision as of 10:50, 1 June 2007

Summary

Function: integer llSubStringIndex( string source, string pattern );
0.0 Forced Delay
10.0 Energy

Returns an integer that is the index of source in pattern.

• string source
• string pattern

If pattern is not found in source, -1 is returned.

Caveats

  • Performs a literal match.
    • Wildcards and RegEx are not supported.

Examples

Useful Snippets

An easy way to see if a string exists in another string...

if(~llSubStringIndex(myString, str))
{//it exists
    //This works because ~(-1) == 0
    //It saves bytecode and is faster then doing == -1
    //(It's also significantly less readable (unless you include the comments)
    // and most developers I know will advice against these kind of practices. -OddesE Oh)
}

See Also

Functions

•  llListFindList Find a list in another list

Deep Notes

Signature

function integer llSubStringIndex( string source, string pattern );