Run results for: string cast vs template literal cast vs cached empty string cast with random values

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/143.0.0.0 Safari/537.36

Browser: Chrome 143

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 4 months ago

Test name	Executions per second
String literal	261052592.0 Ops/sec
Template literal	279203776.0 Ops/sec
Cast	267000864.0 Ops/sec
Cast cached string	263039568.0 Ops/sec

HTML Preparation code:

<!--your preparation HTML code goes here-->

Script Preparation code:

/*your preparation JavaScript code goes here
To execute async code during the script preparation, wrap it as function globalMeasureThatScriptPrepareFunction, example:*/
async function globalMeasureThatScriptPrepareFunction() {
    // This function is optional, feel free to remove it.
    // await someThing();
}

const TEST_ITERATIONS=100000;
const emptyString = '';

Tests:

String literal
/*When writing async/deferred tests, use `deferred.resolve()` to mark test as done*/ for (let i=0; i++; i<TEST_ITERATIONS) { const stringLiteral = String(Math.random() + i); }
Template literal
for (let i=0; i++; i<TEST_ITERATIONS) { const templateLiteral = `${Math.random() + i}` }
Cast
for (let i=0; i++; i<TEST_ITERATIONS) { const cast = '' + (Math.random() + i); }
Cast cached string
for (let i=0; i++; i<TEST_ITERATIONS) { const castCached = emptyString + (Math.random() + i); }

Run results for: string cast vs template literal cast vs cached empty string cast with random values

cast to string or template literal wrapping

String literal

Template literal

Cast

Cast cached string