How to a text Block, Italic, Strike through latter on WhatsApp

Today almost Everyone is using WhatsApp and we are sending Message, Video, Picture and also  Test message. Sometime we need to Send a Bold, Italic or Strike through sentence as importance.

To Send any Test in Bold :
 Type *(asterisk) Text*(asterisk)         [ remember no space between start of asterisk and end asterisk]
Example - *May I Help You* 

To Send any Test in Italic :

Type _(underscore) Text_(underscore)         [ remember no space between start of underscore and end underscore]
Example - _May I Help You_ 

To Send any Test in Strike Through :
Type  ~(tilde) Text~ (tilde)         [ remember no space between start of tilde and end tilde]
Example -   ~May I Help You~