CFSCRIPT ColdFusion Cheat Sheet

FOR Loop

for (i=1;i LTE ArrayLen(array);i=i+1) {
	WriteOutput(array[i]);
}

User Defined Function (UDF)

function funky(mojo) {
	var dojo = 0;
	if (arguments.mojo EQ dojo) {
		return "mojo";
	}
	else { return "no-mojo"; }
}

Switch Case

switch(fruit) {
    case "apple":
         WriteOutput("I like Apples");
         break;
    case "orange":
         WriteOutput("I like Oranges");
         break;
    default: 
         WriteOutput("I like fruit");
}

If / Else If / Else

if (fruit IS "apple") {
	WriteOutput("I like apples");
}
else if (fruit IS "orange") {
	WriteOutput("I like oranges");
}
else {
	WriteOutput("I like fruit");
}

While Loop

x = 0;
while (x LT 5) {
	x = x + 1;
	WriteOutput(x);
}
//OUTPUTS 12345

Do / While Loop

x = 0;
do {
 x = x+1;
 WriteOutput(x);
} while (x LTE 0);
// OUTPUTS 1

Assign a variable

foo = "bar";

Single Line Comment

mojo = 1; //THIS IS A COMMENT

CFScript Component
CF9+

component extends="Fruit" output="false" {
	
	property name="variety" type="string";
	
	public boolean function isGood() { 
		return true;
	}
	
	private void eat(required numeric bites) {
		//do stuff
	}
}

Try / Catch / Throw / Finally / Rethrow

try {
	throw(message="Oops", detail="xyz"); //CF9+
} catch (any e) {
	WriteOutput("Error: " & e.message);
	rethrow; //CF9+
} finally { //CF9+
	WriteOutput("I run even if no error");
}

FOR IN Loop (Structure)

struct = StructNew();
struct.one = "1";
struct.two = "2";
for (key in struct) {
	WriteOutput(key);
}
//OUTPUTS onetwo

Multiline Comment

/* This is a comment
	that can span
	multiple lines
*/

FOR IN Loop (Array)
CF9.0.1+

cars = ["Ford","Dodge"];
for (car in cars) {
	WriteOutput(car);
}
//OUTPUTS FordDodge

FOR IN Loop (Query)
CF10+

cars = QueryNew("make,model",
	"cf_sql_varchar,cf_sql_varchar",
	[["Ford", "T"],["Dodge","30"]]);
for (car in cars) {
	WriteOutput("Model " & car.model);
}
//OUTPUTS Model TModel 30

CFInclude
CF9+

include "template.cfm";

Transactions
CF9+

transaction {
	//do stuff
	if (good) {
		transaction action="commit";
	else {
		transaction action="rollback";
	}
}

Struct Literal
CF8+

product = {id=1, name="Widget"};

Array Literal
CF8+

fruit = ["apples", "oranges"];

Continue Statement

for (row in query) {
	if (row.skip) {
		continue;
	}
	//...
}

Break Statement

for (row in query) {
	if (row.currentrow > 10) {
		break;
	}
	//...
}

Tip: Don't forget to include a semicolon ; after each statement!

Tip: checkout cfscript.me for a quick easy way to convert tags to cfscript.

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