Android(安卓)不透明度16进制值

来自stackoverflow

var text = document.getElementById('text');for (var i = 1; i >= 0; i -= 0.01) {  i = Math.round(i * 100) / 100;  var alpha = Math.round(i * 255);  var hex = (alpha + 0x10000).toString(16).substr(-2).toUpperCase();  var perc = Math.round(i * 100);  text.innerHTML += perc + "% — " + hex + " (" + alpha + ")</br>";}

100% — FF (255)99% — FC (252)98% — FA (250)97% — F7 (247)96% — F5 (245)95% — F2 (242)94% — F0 (240)93% — ED (237)92% — EB (235)91% — E8 (232)90% — E6 (230)89% — E3 (227)88% — E0 (224)87% — DE (222)86% — DB (219)85% — D9 (217)84% — D6 (214)83% — D4 (212)82% — D1 (209)81% — CF (207)80% — CC (204)79% — C9 (201)78% — C7 (199)77% — C4 (196)76% — C2 (194)75% — BF (191)74% — BD (189)73% — BA (186)72% — B8 (184)71% — B5 (181)70% — B3 (179)69% — B0 (176)68% — AD (173)67% — AB (171)66% — A8 (168)65% — A6 (166)64% — A3 (163)63% — A1 (161)62% — 9E (158)61% — 9C (156)60% — 99 (153)59% — 96 (150)58% — 94 (148)57% — 91 (145)56% — 8F (143)55% — 8C (140)54% — 8A (138)53% — 87 (135)52% — 85 (133)51% — 82 (130)50% — 80 (128)49% — 7D (125)48% — 7A (122)47% — 78 (120)46% — 75 (117)45% — 73 (115)44% — 70 (112)43% — 6E (110)42% — 6B (107)41% — 69 (105)40% — 66 (102)39% — 63 (99)38% — 61 (97)37% — 5E (94)36% — 5C (92)35% — 59 (89)34% — 57 (87)33% — 54 (84)32% — 52 (82)31% — 4F (79)30% — 4D (77)29% — 4A (74)28% — 47 (71)27% — 45 (69)26% — 42 (66)25% — 40 (64)24% — 3D (61)23% — 3B (59)22% — 38 (56)21% — 36 (54)20% — 33 (51)19% — 30 (48)18% — 2E (46)17% — 2B (43)16% — 29 (41)15% — 26 (38)14% — 24 (36)13% — 21 (33)12% — 1F (31)11% — 1C (28)10% — 1A (26)9% — 17 (23)8% — 14 (20)7% — 12 (18)6% — 0F (15)5% — 0D (13)4% — 0A (10)3% — 08 (8)2% — 05 (5)1% — 03 (3)0% — 00 (0)

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