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--- c:wchar.h:btowc [2013/01/22 22:02]
+++ c:wchar.h:btowc [2024/02/16 01:05] (current)
@@ Line 1: / Line 1: @@
+{{keywords>wiki library source code example reference}}
+===== btowc =====
+<code c>
+   #include <wchar.h>
+   wint_t btowc(int);
+</code>
+==== Description ====
+convert a byte to wide character
+btowc returns the wide two byte character "wchar_t" converted from the single byte "string" character (char).
+=== return value ===
+If the argument is not a valid multibyte sequence of length 1 btowc returns WEOF.\\
+output is affected by the current LC_TYPE locale.\\
+===== btowc C Sourcecode Example =====
+<code c>
+/*
+ * btowc example code
+ * http://code-reference.com/c/wchar.h/btowc
+ */
+#include <stdio.h>
+#include <wchar.h>
+int main( void ) {
+    char string[] = "btowc \x65xampl\x65";
+    int i;
+    for ( i = 0; i < 13; ++i) {
+        printf("%c %c\n", string[i], (wchar_t)btowc(string[i]) );
+    }
+    return 0;
+}
+</code>
+==== output ====
+    b b
+    t t
+    o o
+    w w
+    c c
+    e e
+    x x
+    a a
+    m m
+    p p
+    l l
+    e e

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