listFind alternatives

gistfile1.cfm

<cfscript>
// create a dummy list....
list = "";
elements = 5000;
step = 5;


i = 0;
while (i<elements) {
  list = listAppend(list, elements + i);
  i++;
}

// dummy list seeded let the tests commence...

i = 0;
found = 0;
start = getTickCount();
while (i<elements) {
  if (listfind(list, elements + i)) {
    found++;
  };
  i+=step;
}
end = getTickCount();

writeOutput('listfind found ' & found & ' in ' & elements & ' items ' & end-start & "ms<br>");


i = 0;
found = 0;
start = getTickCount();
asArray = listToArray(list);
while (i<elements) {
  if (arrayfind(asArray, elements + i)) {
    found++;
  };
  i+=step;
}
end = getTickCount();

writeOutput('arrayFind found ' & found & ' in ' & elements & ' items ' & end-start & "ms<br>");


i = 0;
found = 0;
start = getTickCount();
asArray = listToArray(list);
while (i<elements) {
  if (asArray.contains(javaCast("string", elements + i))) {
    found++;
  };
  i+=step;
}
end = getTickCount();

writeOutput('contains found ' & found & ' in ' & elements & ' items ' & end-start & "ms<br>");


i = 0;
found = 0;
start = getTickCount();
asList = createObject("java","java.util.Arrays").asList(listToArray(list));
while (i<elements) {
  if (asList.contains(javaCast("string", elements + i))) {
    found++;
  };
  i+=step;
}
end = getTickCount();

writeOutput('contains found ' & found & ' in ' & elements & ' items ' & end-start & "ms<br>");
</cfscript>