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| author | Leah Neukirchen <leah@vuxu.org> | 2023-01-02 19:10:02 +0100 |
|---|---|---|
| committer | Leah Neukirchen <leah@vuxu.org> | 2023-01-02 19:10:02 +0100 |
| commit | 5e79d95159a6cd680d045314fe427b263e7ab344 (patch) | |
| tree | b70a26a8bc1721ec08c270db5f1d8a704dfa6bc3 /mew.svnwiki | |
| parent | 909cf1ba9001f52afbbb6f7cfb6c919869c068ac (diff) | |
| download | mew-5e79d95159a6cd680d045314fe427b263e7ab344.tar.gz mew-5e79d95159a6cd680d045314fe427b263e7ab344.tar.xz mew-5e79d95159a6cd680d045314fe427b263e7ab344.zip | |
add push!, pop!
Diffstat (limited to 'mew.svnwiki')
| -rw-r--r-- | mew.svnwiki | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/mew.svnwiki b/mew.svnwiki index 16dd90d..92ed78d 100644 --- a/mew.svnwiki +++ b/mew.svnwiki @@ -144,8 +144,8 @@ with a {{'message}} of {{<message>}} passed through {{format}} with Increment or decrement the argument by 1. -<procedure>(inc! <loc> [<n>])</procedure> -<procedure>(dec! <loc> [<n>])</procedure> +<syntax>(inc! <loc> [<n>])</syntax> +<syntax>(dec! <loc> [<n>])</syntax> Increment or decrement the location {{<loc>}} by {{<n>}} (default: 1). @@ -302,6 +302,15 @@ Material implication: evaluate {{<antecedent>...}} until one is false, then shortcut and return true. If all {{<antecedent>...}} are true, evaluate {{<consequent>}}. +<syntax>(push! <loc> <val>)</syntax> + +Prepend {{<val>}} to the list stored at {{<loc>}}. + +<syntax>(pop! <loc> [<val>])</syntax> + +Return the head of {{<loc>}} and replace {{<loc>}} with its tail. +If {{<loc>}} is empty, return {{<val>}} if given; else throw an exception. + == I/O helpers |