diff options
Diffstat (limited to 'awklib/eg/lib/strtonum.awk')
| -rw-r--r-- | awklib/eg/lib/strtonum.awk | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/awklib/eg/lib/strtonum.awk b/awklib/eg/lib/strtonum.awk index 9342e789..cd56a449 100644 --- a/awklib/eg/lib/strtonum.awk +++ b/awklib/eg/lib/strtonum.awk @@ -13,8 +13,9 @@ function mystrtonum(str, ret, n, i, k, c) ret = 0 for (i = 1; i <= n; i++) { c = substr(str, i, 1) - if ((k = index("01234567", c)) > 0) - k-- # adjust for 1-basing in awk + # index() returns 0 if c not in string, + # includes c == "0" + k = index("1234567", c) ret = ret * 8 + k } @@ -26,6 +27,8 @@ function mystrtonum(str, ret, n, i, k, c) for (i = 1; i <= n; i++) { c = substr(str, i, 1) c = tolower(c) + # index() returns 0 if c not in string, + # includes c == "0" k = index("123456789abcdef", c) ret = ret * 16 + k @@ -48,7 +51,7 @@ function mystrtonum(str, ret, n, i, k, c) # a[5] = "123.45" # a[6] = "1.e3" # a[7] = "1.32" -# a[7] = "1.32E2" +# a[8] = "1.32E2" # # for (i = 1; i in a; i++) # print a[i], strtonum(a[i]), mystrtonum(a[i]) |