Plug-in Adobe : apl (appendToList)

/******************************************* BEGIN CODE TO DEPLOY *******************************************/
/* Adobe Consulting Plugin: apl (appendToList) v4.0 */
function apl(lv,va,d1,d2,cc){var b=lv,d=va,e=d1,c=d2,g=cc;if("-v"===b)return{plugin:"apl",version:"4.0"};var h=function(){if("undefined"!==typeof window.s_c_il)for(var k=0,b;k<window.s_c_il.length;k++)if(b=window.s_c_il[k],b._c&&"s_c"===b._c)return b}();"undefined"!==typeof h&&(h.contextData.apl="4.0");window.inList=window.inList||function(b,d,c,e){if("string"!==typeof d)return!1;if("string"===typeof b)b=b.split(c||",");else if("object"!==typeof b)return!1;c=0;for(a=b.length;c<a;c++)if(1==e&&d===b[c]||d.toLowerCase()===b[c].toLowerCase())return!0;return!1};if(!b||"string"===typeof b){if("string"!==typeof d||""===d)return b;e=e||",";c=c||e;1==c&&(c=e,g||(g=1));2==c&&1!=g&&(c=e);d=d.split(",");h=d.length;for(var f=0;f<h;f++)window.inList(b,d[f],e,g)||(b=b?b+c+d[f]:d[f])}return b};
/******************************************** END CODE TO DEPLOY ********************************************/

// Set the events variable to "event22,event24,event23".
s.events = "event22,event24";
s.events = apl(s.events,"event23");

// The events variable remains unchanged because the apl function does not add duplicate values
s.events = "event22,event23";
s.events = apl(s.events,"event23");

// Set the events variable to "event23" if the events variable is blank
s.events = "";
s.events = apl(s.events,"event23");

// Append a value to eVar5. The value of prop4 remains unchanged.
// The value of eVar5 is "hello|people|today".
s.prop4 = "hello|people";
s.eVar5 = apl(s.prop4, "today", "|");

// Sets prop4 to "hello|people,today". Be mindful of correct delimiters!
s.prop4 = "hello|people";
s.prop4 = apl(s.prop4, "today");

// Sets the events variable to "event22,event23,EVentT23". Be mindful of capitalization when using the cc argument!
s.events = "event22,event23";
s.events = apl(s.events,"EVenT23", ",", ",", true);

// Sets the events variable to "event22,event23,event24,event25".
s.events = "event22,event23";
s.events = apl(s.events, "event23,event24,event25");

// Sets linkTrackVars to "events,eVar1,campaign".
// The last three arguments at the end of this apl call are not necessary because they match the default argument values.
s.linkTrackVars = "events,eVar1";
s.linkTrackVars = apl(s.linkTrackVars, "campaign", ",", ",", false);

// This apl call does not do anything because the code does not assign the returned value to a variable.
s.events = "event22,event24";
apl(s.events, "event23");

// Sets the list2 variable to "apple-APPLE-Apple".
// Since the two delimiter arguments are different, the value passed in is delimited by "|", then joined together by "-".
s.list2 = "apple|APPLE";
s.list2 = apl(s.list2, "Apple", "|", "-", true);

// Sets the list3 variable to "value1,value1,value1" (unchanged).
// Only new values are deduplicated. Existing duplicate values remain.
s.list3 = "value1,value1,value1";
s.list3 = apl(s.list3,"value1");