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Scilabヘルプ >> Scilab > Error handling > errclear

errclear

エラーのクリア

呼出し手順

errclear()
errclear(n)

説明

n型のエラーに結合されたアクション(エラーハンドラ) をクリアします.

n が正の場合,クリアされるエラーの番号となります ; それ以外の場合,全ての誤差がクリアされます (デフォルトの場合)

a = 1;
try, b = undefinedvariable + a; end
[m,n0] = lasterror();
n0
try, b = undefinedvariable + a; end
errclear()
[m,n] = lasterror();
n
try, b = undefinedvariable + a; end
errclear(100)
[m,n] = lasterror(); n

try, b = undefinedvariable + a; end
errclear(999)
[m,n] = lasterror(); n
--> try, b = undefinedvariable + a; end
--> [m,n0] = lasterror();
--> n0
 n0  =
   999.

--> try, b = undefinedvariable + a; end
--> errclear()
--> [m,n] = lasterror();
--> n
 n  =
   0.

--> try, b = undefinedvariable + a; end
--> errclear(100)
--> [m,n] = lasterror(); n
 n  =
   999.

--> try, b = undefinedvariable + a; end
--> errclear(999)
--> [m,n] = lasterror(); n
 n  =
   0.

参照

  • lasterror — 直近に記録されたエラーメッセージを取得
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