ParseString2List: Difference between revisions
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== Function: [[list]] ParseString2List([[string]] {{LSL Param|src}}, [[list]] {{LSL Param|separators}}, [[list]] {{LSL Param|spacers}}, [[integer]] {{LSL Param|ParseStringKeepNulls}}); == | == Function: [[list]] ParseString2List([[string]] {{LSL Param|src}}, [[list]] {{LSL Param|separators}}, [[list]] {{LSL Param|spacers}}, [[integer]] {{LSL Param|ParseStringKeepNulls}}); == | ||
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Revision as of 11:06, 19 September 2007
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Function: list ParseString2List(string src, list separators, list spacers, integer ParseStringKeepNulls);
Returns a list that is src broken into a list, discarding separators, keeping spacers.
if ParseStringKeepNulls == FALSE
Same as llParseString2List, but not limited to 8 spacers or separators.
Thus substitute a call to the llParseString2List function by a call to ParseString2List whenever you have more than 8 separators or more than 8 spacers.
if ParseStringKeepNulls != FALSE
Same as llParseStringKeepNulls, but not limited to 8 spacers or separators.
Thus substitute a call to the llParseStringKeepNulls function by a call to ParseString2List whenever you have more than 8 separators or more than 8 spacers.
list ParseString2List(string src, list separators, list spacers, integer ParseStringKeepNulls)
{//works just like llParseString2List and llParseStringKeepNulls but without
//the limits on spacers or separators
list keys;
integer i = ~(separators != []);
integer offset;
integer test;
list out = [""];
string p;
while(i = -~i)
if(!~llListFindList(out, (list)(p = llList2String(separators, i))))
if(~(test = llSubStringIndex(src, p)))
{
keys = (keys + test) + ~i;
out += p;
}
for(i = ~(spacers != []);i = -~i;)
if(!~llListFindList(out, (list)(p = llList2String(spacers, i))))
if(~(test = llSubStringIndex(src, p)))
{
keys = (keys + test) + i;
out += p;
}
list t = out = [];
offset = 0;
while(keys)
{
if(0x80000000 & test = llList2Integer(t = llList2List(llListSort(keys, 2, TRUE), 0, 1), 1))
p = llList2String(spacers, test);
else
p = llList2String(separators, ~test);
if(offset <= (i = llList2Integer(t, 0)))
{
if(offset ^ i || ParseStringKeepNulls)
out += llDeleteSubString(src, i - offset, -1);
if(0x80000000 & test)
out += p;
src = llDeleteSubString(src, 0, ~(offset - (i += llStringLength(p))));
offset = i;
}
i = llListFindList(keys, t);
if(~(test = llSubStringIndex(src, p)))
keys = llListReplaceList(keys, (list)(test + offset), i, i);
else
keys = llDeleteSubList(keys, i, -~i);
}
if(src != "" || ParseStringKeepNulls)
return out + src;
return out;
}//Strife Onizuka
//Use for testing the function.
string test(string src, list separators, list spacers, integer nulls)
{
list t = [];
if(nulls)
t = llParseStringKeepNulls(src, separators, spacers);
else
t = llParseString2List(src, separators, spacers);
string a = llList2CSV(t);
string b = llList2CSV(ParseString2List(src, separators, spacers, nulls));
return (string)(a==b) + " : " + a + " " + b;
}
default
{
state_entry()
{
llOwnerSay("---------------- " + (string)llGetFreeMemory());
llOwnerSay(test("abcdefg", ["b"], ["b"], FALSE));
llOwnerSay(test("abcdefg", ["b"], ["bc"], FALSE));
llOwnerSay(test("abcdefg", ["bc"], ["b"], FALSE));
llOwnerSay(test("abcdefg", ["b"], ["ab"], FALSE));
llOwnerSay(test("abcdefg", ["b", "g"], ["ab"], FALSE));
llOwnerSay(test("abcdefg", ["b"], ["ab", "g"], FALSE));
llOwnerSay(test("abcdefg", ["b", "a"], ["a", "b"], FALSE));
llOwnerSay(test("abcdefg", ["a", "b"], ["b", "a"], FALSE));
llOwnerSay(test("abcdefg", ["b", "c"], ["a", "b"], FALSE));
llOwnerSay(test("abcdefg", ["c", "b"], ["b", "a"], FALSE));
llOwnerSay(test("abcdefg", ["b", "a"], ["c", "b"], FALSE));
llOwnerSay(test("abcdefg", ["a", "b"], ["b", "c"], FALSE));
llOwnerSay(test("abcdefg", ["b"], ["b"], TRUE));
llOwnerSay(test("abcdefg", ["b"], ["bc"], TRUE));
llOwnerSay(test("abcdefg", ["bc"], ["b"], TRUE));
llOwnerSay(test("abcdefg", ["b"], ["ab"], TRUE));
llOwnerSay(test("abcdefg", ["b", "g"], ["ab"], TRUE));
llOwnerSay(test("abcdefg", ["b"], ["ab", "g"], TRUE));
llOwnerSay("---------------- " + (string)llGetFreeMemory());
}
}