Différences

Ci-dessous, les différences entre deux révisions de la page.

--- docker_compose [2025/09/09 09:14] – luc
+++ docker_compose [2025/09/09 09:15] (Version actuelle) – luc
@@ Ligne 162: / Ligne 162: @@
 L'interpolation permet de définir des variables et des comportements (par défaut, alternative, etc.) [https://docs.docker.com/compose/how-tos/environment-variables/variable-interpolation/#interpolation-syntax|source]:
   * Direct substitution
-    * ${VAR} -> value of VAR
+    * ''${VAR}'' -> value of VAR
   * Default value
-    * ${VAR:-default} -> value of VAR if set and non-empty, otherwise default
+    * ''${VAR:-default}'' -> value of VAR if set and non-empty, otherwise default
-    * ${VAR-default} -> value of VAR if set, otherwise default
+    * ''${VAR-default}'' -> value of VAR if set, otherwise default
   * Required value
-    * ${VAR:?error} -> value of VAR if set and non-empty, otherwise exit with error
+    * ''${VAR:?error}'' -> value of VAR if set and non-empty, otherwise exit with error
-    * ${VAR?error} -> value of VAR if set, otherwise exit with error
+    * ''${VAR?error}'' -> value of VAR if set, otherwise exit with error
   * Alternative value
-    * ${VAR:+replacement} -> replacement if VAR is set and non-empty, otherwise empty
+    * ''${VAR:+replacement}'' -> replacement if VAR is set and non-empty, otherwise empty
-    * ${VAR+replacement} -> replacement if VAR is set, otherwise empty
+    * ''${VAR+replacement}'' -> replacement if VAR is set, otherwise empty