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20 lines
497 B
20 lines
497 B
8 years ago
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bool isNumberRelatedChar(char c) {
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return (isDigit(c) || (c == '.') || (c == '+') || (c == '-'));
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}
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int parseNextNumberFromString(String text_buffer, int start_ind, float &value) {
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//find start of number
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while (!isNumberRelatedChar(text_buffer[start_ind])) start_ind++;
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//find end of number
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int end_ind = start_ind;
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while (isNumberRelatedChar(text_buffer[end_ind])) end_ind++;
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//extract number
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value = text_buffer.substring(start_ind, end_ind).toFloat();
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return end_ind;
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}
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