diff options
Diffstat (limited to 'runtime/js')
| -rw-r--r-- | runtime/js/30_os.js | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/runtime/js/30_os.js b/runtime/js/30_os.js index f81a5c08d..8069c3a34 100644 --- a/runtime/js/30_os.js +++ b/runtime/js/30_os.js @@ -96,6 +96,9 @@ return ops.op_env(); }, set: setEnv, + has(key) { + return getEnv(key) !== undefined; + }, delete: deleteEnv, }; |