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| author | Peter Bengtsson <mail@peterbe.com> | 2020-12-08 21:46:22 -0500 |
|---|---|---|
| committer | Peter Bengtsson <mail@peterbe.com> | 2020-12-08 21:46:22 -0500 |
| commit | a065e04d529da1d847b5062a12c46d916408bf32 (patch) | |
| tree | fe0f8bcec1ff39a3c499a2708222dcf15224ff70 /files/ja/mozilla/tech/xpcom/reference/ns_ensure_true/index.html | |
| parent | 218934fa2ed1c702a6d3923d2aa2cc6b43c48684 (diff) | |
| download | translated-content-a065e04d529da1d847b5062a12c46d916408bf32.tar.gz translated-content-a065e04d529da1d847b5062a12c46d916408bf32.tar.bz2 translated-content-a065e04d529da1d847b5062a12c46d916408bf32.zip | |
update based on https://github.com/mdn/yari/issues/2028
Diffstat (limited to 'files/ja/mozilla/tech/xpcom/reference/ns_ensure_true/index.html')
| -rw-r--r-- | files/ja/mozilla/tech/xpcom/reference/ns_ensure_true/index.html | 49 |
1 files changed, 0 insertions, 49 deletions
diff --git a/files/ja/mozilla/tech/xpcom/reference/ns_ensure_true/index.html b/files/ja/mozilla/tech/xpcom/reference/ns_ensure_true/index.html deleted file mode 100644 index cf931e4a21..0000000000 --- a/files/ja/mozilla/tech/xpcom/reference/ns_ensure_true/index.html +++ /dev/null @@ -1,49 +0,0 @@ ---- -title: NS ENSURE TRUE -slug: Mozilla/Tech/XPCOM/Reference/NS_ENSURE_TRUE -tags: - - XPCOM - - XPCOM_Macros -translation_of: Mozilla/Tech/XPCOM/Reference/NS_ENSURE_TRUE ---- -<h3 id="Summary" name="Summary">概要</h3> - -<p><strong>マクロ</strong></p> - -<p><em>expr</em> の評価値が <strong>false</strong> の場合に <em>return-value </em>を返す。</p> - -<h3 id="Syntax" name="Syntax">構文</h3> - -<pre>NS_ENSURE_TRUE( expr, return-value ); -</pre> - -<p> </p> - -<h3 id="Usage" name="Usage">使い方</h3> - -<pre>nsresult mozMyClass::MozStringMucking() -{ - char *foo = new char[123]; - NS_ENSURE_TRUE(foo, NS_ERROR_OUT_OF_MEMORY); - - // This is equivalent to doing: - // これは以下の式と同等です。 - if (!foo) - return NS_ERROR_OUT_OF_MEMORY; - - // Thou shalt not return NS_ERROR_FAILURE.. - // これは、NS_ERROR_FAILURE を返さない。。 - int i = 3; - NS_ENSURE_TRUE(i == 3, NS_ERROR_FAILURE); - - return NS_OK; -} - -char* mozMyClass::DoStuff() -{ - char* bar = new char[321]; - NS_ENSURE_TRUE(bar, nsnull); - - return bar; -} -</pre> |