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C

URL Encoding and Decoding

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Demonstrates URL encoding and decoding.

Chilkat C Downloads

C
#include <C_CkStringBuilder.h>

void ChilkatSample(void)
    {
    BOOL success;
    const char *s;
    HCkStringBuilder sb;
    const char *sEncoded;
    int numReplaced;

    success = FALSE;

    // To URL encoding a string:
    s = "Why a > b?";

    sb = CkStringBuilder_Create();
    success = CkStringBuilder_Append(sb,s);

    // URL encode the string.
    CkStringBuilder_Encode(sb,"url","utf-8");

    // Show the URL encoded string:
    sEncoded = CkStringBuilder_getAsString(sb);
    printf("%s\n",sEncoded);

    // The result is:  Why%20a%20%3E%20b%3F

    // If you prefer "+" instead of "%20" for SPACE chars:
    numReplaced = CkStringBuilder_Replace(sb,"%20","+");
    printf("%s\n",CkStringBuilder_getAsString(sb));

    // Output is:   Why+a+%3E+b%3F

    // To decode:
    CkStringBuilder_Decode(sb,"url","utf-8");
    printf("%s\n",CkStringBuilder_getAsString(sb));

    // Result is: Why a > b?


    CkStringBuilder_Dispose(sb);

    }