Run results for: string concat using different approaches

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.82 Safari/537.36

Browser: Chrome 89

Operating system: Windows

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
concat	5791475.0 Ops/sec
template string	5177842.0 Ops/sec
array join	2556988.0 Ops/sec
precalculated string	6630860.0 Ops/sec

Script Preparation code:

var Type1 = class Type1 {
	constructor(name, namespace) {
		this.name = name;
  		this.namespace = namespace;
	}

	get fullName() {
		return this.namespace + '.' + this.name; 
	}

	equalsTo(other) {
		this.fullName === other.fullName; 
    }

	static one = new Type1('namespace', 'one');
	static another = new Type1('namespace', 'another');
}

var Type2 = class Type2 {
	constructor(name, namespace) {
		this.name = name;
  		this.namespace = namespace;
	}

	get fullName() {
		return `${this.namespace}.${this.name}`; 
	}

	equalsTo(other) {
		this.fullName === other.fullName; 
    }

	static one = new Type2('namespace', 'one');
	static another = new Type2('namespace', 'another');
}

var Type3 = class Type3 {
	constructor(name, namespace) {
		this.name = name;
  		this.namespace = namespace;
	}

	get fullName() {
		return [this.namespace,'.',this.name].join(''); 
	}

	equalsTo(other) {
		this.fullName === other.fullName; 
    }

	static one = new Type3('namespace', 'one');
	static another = new Type3('namespace', 'another');
}

var Type4 = class Type4 {
	constructor(name, namespace) {
		this.name = name;
  		this.namespace = namespace;
		this.fullName = namespace + '.' + name;
	}

	equalsTo(other) {
		this.fullName === other.fullName; 
    }

	static one = new Type4('namespace', 'one');
	static another = new Type4('namespace', 'another');
}

Tests:

concat
Type1.one.equalsTo(Type1.another);
template string
Type2.one.equalsTo(Type2.another);
array join
Type3.one.equalsTo(Type3.another);
precalculated string
Type4.one.equalsTo(Type4.another);

Run results for: string concat using different approaches

concat

template string

array join

precalculated string