Тулзы преобразования

Tool/BC/BcDecHex.php

+<?php
+namespace X\Tool\BC;
+
+trait BcDecHex {
+/**
+ * @param $dec
+ */
+	protected function bcdechex($dec) {
+		$last   = bcmod($dec, 16);
+		$remain = bcdiv(bcsub($dec, $last), 16);
+
+		if ($remain == 0) {
+			return dechex($last);
+		} else {
+			return bcdechex($remain) . dechex($last);
+		}
+	}
+}
+?>
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Tool/BC/BcHexDec.php

+<?php
+namespace X\Tool\BC;
+
+trait BcHexDec {
+/**
+ * @param $hex
+ */
+	protected function bchexdec($hex) {
+		if (strlen($hex) == 1) {
+			return hexdec($hex);
+		} else {
+			$remain = substr($hex, 0, -1);
+			$last   = substr($hex, -1);
+			return bcadd(bcmul(16, bchexdec($remain)), hexdec($last));
+		}
+	}
+}
+
+?>
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