[PrintButton] Small snippet for creating a print button

_print.js

class PrintButton {
  constructor(PRINT_CLASS = '.print') {
    this.PRINT_CLASS = PRINT_CLASS;
    this.PRINT_TARGETS = document.querySelectorAll(this.PRINT_CLASS);

    if (this.PRINT_TARGETS.length) {
      this.addPrintListener();
    }
  }

  addPrintListener() {
    for (let i = 0; i < this.PRINT_TARGETS.length; i++) {
      const TARGET = this.PRINT_TARGETS[i];

      TARGET.addEventListener('click', (e) => {
        e.preventDefault();
        window.print();
      });
    }
  }
}