ci(travis): use string versions

2017-11-05 02:30:34 -08:00 · 2017-11-05 02:30:34 -08:00 · 41e84880b3
parent 74578c7b58
commit 41e84880b3
1 changed files with 2 additions and 2 deletions
--- a/.travis.yml
+++ b/.travis.yml
@ -1,8 +1,8 @@
 language: php

 php:
-  - 7.0
-  - 7.2
+  - '7.0'
+  - '7.2'

 git:
  depth: 10