diff options
Diffstat (limited to 'src/utility.js')
| -rw-r--r-- | src/utility.js | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/utility.js b/src/utility.js index ac821a89..bec0eb8f 100644 --- a/src/utility.js +++ b/src/utility.js @@ -222,7 +222,8 @@ function mergeInto(obj, other) { } function isNumber(x) { - return x == parseFloat(x) || (typeof x == 'string' && x.match(/^-?\d+$/)); + // XXX this does not handle 0xabc123 etc. We should likely also do x == parseInt(x) (which handles that), and remove hack |// handle 0x... as well| + return x == parseFloat(x) || (typeof x == 'string' && x.match(/^-?\d+$/)) || x === 'NaN'; } function isArray(x) { |