composer caret version and tilde version

 

Tilde Version Range (~)#

~1.2 is equivalent to >=1.2 <2.0.0

~1.2.3 is equivalent to >=1.2.3 <1.3.0

Caret Version Range (^)#

caret = ^

^1.2.3 is equivalent to >=1.2.3 <2.0.0




^0.3 as >=0.3.0 <0.4.0