[Programming Game] presents a gift at the age of a new year. (The first prize is 10000 available points)
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Ignition[Ctrl + A select all tips: you can modify some code and then press run]
<HTML> <br/> <pead> <br/> <title> [programming Game] Lihua, a New Year's Eve. </Title> <br/> </pead> <br/> <body> <br/> <SCRIPT> <br/> var firecolor = ["red ", "Blue", "yellow", "orange", "pink"]; <br/> var firestyle = ["yellow", "●", "○ ", "◎", "▲"]; <br/> var starstyle = [" ☆ ","★"," ※", "Medium", "◆"]; <br/> function XO () <br/>{< br/> This. X = 0; this. y = 0; this. power = math. floor (math. random () * arguments [0] + arguments [1]); <br/>}< br/> function Star (c) <br/>{< br/> var handle = This; <br/> Xo. call (this, 100,0); <br/> This. star = starstyle [math. floor (math. random () * 4)]; <br/> This. angle = 2 * Math. pI * Math. random () + 1; <br/> This. O = document. createelement ("span"); <br/> document. body. appendchild (this. o); <br/> This. o. innerhtml = This. star; <br/> This. style = This. o. style; <br/> This. color = C; <br/> This. exist = false; <br/> with (this. style) <br/>{< br/> visibility = "hidden"; <br/> position = "absolute"; <br/> color = This. color; <br/>}< br/> This. move = function () <br/>{< br/> If (this. Y <this. power) <br/>{< br/> This. Y + = 2; <br/> with (this. style) <br/> {<br/> Top = This. y; <br/> left = This. X + this. y * Math. sin (this. angle); <br/>}< br/>}else <br/>{< br/> This. clear (); <br/>}< br/> This. burn = function (x, y) <br/>{< br/> This. style. left = This. X = x; <br/> This. style. top = This. y = y; <br/>}< br/> This. shine = function (x, y) <br/>{< br/> This. burn (x, y); <br/> This. style. visibility = "visible"; <br/> This. gogo = setinterval (function () {handle. move ()}, 17); <br/>}< br/> This. clear = function () <br/>{< br/> This. o. parentnode. removechild (this. o); <br/> clearinterval (this. gogo); <br/>}< br/> function firework () <br/>{< br/> var handle = this; <br/> Xo. call (this, 10, 25); <br/> This. color = firecolor [math. floor (math. random () * 4)]; <br/> This. shape = firestyle [math. floor (math. random () * 4)]; <br/> This. starnum = math. floor (math. random () * 7) + 5; <br/> This. star = new array (); <br/> This. exist = true; <br/> for (VAR I = 0; I <this. starnum; I ++) <br/>{< br/> This. star [I] = New Star (this. color); <br/>}< br/> This. starnum = math. floor (math. random () * 4) + 4; <br/> This. O = document. createelement ("span"); <br/> document. body. appendchild (this. o); <br/> This. o. innerhtml = This. shape; <br/> This. style = This. o. style; <br/> This. style. color = This. color; <br/> This. style. position = "absolute"; <br/> This. setx = function (x) {This. style. left = x + "PX"; this. X = x ;}< br/> This. sety = function (y) {This. style. top = Y + "PX"; this. y = y ;}< br/> This. move = function () <br/>{< br/> This. y-= This. power/3; <br/> If (this. y> This. power) <br/> This. style. top = This. Y + "PX"; <br/> else <br/>{< br/> If (this. exist) This. clear (); <br/>}< br/> This. fire = function () <br/>{< br/> This. gogo = setinterval (function () {handle. move ()}, 17); <br/>}; <br/> This. clear = function () <br/>{< br/> This. o. parentnode. removechild (this. o); <br/> clearinterval (this. gogo); <br/> This. exist = false; <br/> for (VAR I = 0, j = This. star. length; I <j; I ++) <br/>{< br/> This. star [I]. shine (this. x, this. y); <br/>}< br/> function firescene (n) <br/>{< br/> This. num = N; <br/> This. scenewidth = document. body. clientwidth; <br/> This. sceneheight = document. body. clientheight; <br/> This. step = math. floor (this. scenewidth/This. num); <br/> This. firework = new array (); <br/> for (VAR I = 0; I <this. num; I ++) <br/>{< br/> This. firework [I] = new firework (); <br/> This. firework [I]. setx (this. step * I); <br/> This. firework [I]. sety (this. sceneHeight-50); <br/>}< br/> This. fire = function () <br/>{< br/> for (VAR I = 0, j = This. firework. length; I <j; I ++) <br/>{< br/> This. firework [I]. fire (); <br/>}< br/> window. onload = function () <br/>{< br/> document. body. style. backgroundcolor = "black"; <br/> New firescene (8 ). fire () <br/> setinterval ("New firescene (8 ). fire () ", 2000 ); <br/>}< br/> </SCRIPT> <br/> </body> <br/> </ptml> <br/>
Ignition[Ctrl + A select all tips: you can modify some code and then press run]
