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Tap the Google Maps icon on your home screen or apps menu to open Google Maps. to a location.  Use the search bar at the top to search for an address or the name of a place.  Then tap Directions to get directions to the name of a place. It's the icon with three dots to the right of the search bar at the top.  This displays the options menu. These are the last options in the options menu.  "Share directions" allows you to share directions to a location.  "Share location" allows you to share your current location. If you are sharing your location, you can select how long you want your location to be sharable.  You can tap the radio option next to "For 1 hour" and tap the plus (+) or (-) icon next to the option to increase or decrease the time your location will be available.  Tap the radio button next to "until you turn this off" to share your location until you turn your locations off or close. You can share your directions and location using your text messaging app, in an email using your email app, Facebook, Facebook Messenger, or another app of your choice  This will create a new message with a URL to your directions in the messaging app you select.  Tap More to view a complete list of apps on your device. Alternatively, you can tap icon that resembles two overlapping squares to copy the URL to your directions and manually paste it in whichever apps you want to use. Use your email or messaging app to select a contact you want to share your location or directions with. Write a brief message to explain to your contact that you are sharing directions or your location, and that they can view it using Google Maps on their own device. Once you compose with the URL in it, tap the option to send the message.  Your contact will be able to view your location or directions in the Google Maps app on their own device.
Open Google Maps. Get directions Tap …. Tap Share directions or Share location. Select how long you want to share your location. Tap an app you want to share your directions or location over. Select a contact. Compose a brief message. Send the message.