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| author | Taylor Gerring <taylor.gerring@gmail.com> | 2015-04-02 21:53:04 +0800 |
|---|---|---|
| committer | Taylor Gerring <taylor.gerring@gmail.com> | 2015-04-02 21:53:04 +0800 |
| commit | aa71e27a3b0f42b980082c52232c68fb50a45052 (patch) | |
| tree | 544c33d6af9d5657d8a422d218a8b9883f059765 /common | |
| parent | 39085905783829161738207271aa35386f6ebc72 (diff) | |
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Detect non-valid strings for blockheight
Diffstat (limited to 'common')
| -rw-r--r-- | common/bytes.go | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/common/bytes.go b/common/bytes.go index 2d885ac74..5bdacd810 100644 --- a/common/bytes.go +++ b/common/bytes.go @@ -127,6 +127,11 @@ func CopyBytes(b []byte) (copiedBytes []byte) { return } +func HasHexPrefix(str string) bool { + l := len(str) + return l >= 2 && str[0:2] == "0x" +} + func IsHex(str string) bool { l := len(str) return l >= 4 && l%2 == 0 && str[0:2] == "0x" |