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bin_to_dec

Converts a string of binary digits to a decimal value.

dec = bin_to_dec("00100");  //  dec == 4
dec = bin_to_dec("10101");  //  dec == 21
dec = bin_to_dec("11111");  //  dec == 31
bin_to_dec(bin)
Returns a non-negative integer (real) representing the given binary string.
COPY/// bin_to_dec(bin)
//
//  Returns a non-negative integer (real)
//  representing the given binary string.
//
//      bin         binary digits, string
//
/// GMLscripts.com/license
{
    var bin, dec, l, p;
    bin = argument0;
    dec = 0;
    l = string_length(bin);
    for (p=1; p<=l; p+=1) {
        dec = dec << 1;
        if (string_char_at(bin, p) == "1") dec = dec | 1;
    }
    return dec;
}

Contributors: xot

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