Method delete

src/core/data_map.ts:35–43

(key: string)

  }

  delete(key: string): boolean {
    if (this.has(key)) {
      const name = this.getAttributeNameForKey(key)
      this.element.removeAttribute(name)
      return true
    } else {
      return false
    }
  }

  getAttributeNameForKey(key: string): string {
    return `data-${this.identifier}-${dasherize(key)}`