ci(travis): use string versions

felixfbecker · felixfbecker · commit 41e84880b380 · 2017-11-05T02:30:34.000-08:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,8 +1,8 @@
 language: php
 
 php:
-  - 7.0
-  - 7.2
+  - '7.0'
+  - '7.2'
 
 git:
   depth: 10

-Original file line number
+Diff line change
@@ @@ -1,8 +1,8 @@ @@
 language: php
 php:
 -  - 7.0
 -  - 7.2
 +  - '7.0'
 +  - '7.2'
 git:
   depth: 10