Yjavascript テスト 新しいページはコチラ
提供: yonewiki
| 1行: | 1行: | ||
| − | + | <yjavascript> | |
| − | < | + | |
| − | + | ||
onload = function() { | onload = function() { | ||
draw1(); | draw1(); | ||
| − | |||
}; | }; | ||
/* 円を描く */ | /* 円を描く */ | ||
function draw1() { | function draw1() { | ||
var canvas = document.getElementById('c1'); | var canvas = document.getElementById('c1'); | ||
| − | if ( ! canvas || ! canvas.getContext ) { return false; } | + | if ((! canvas) ||(! canvas.getContext)) { return false; } |
var ctx = canvas.getContext('2d'); | var ctx = canvas.getContext('2d'); | ||
ctx.beginPath(); | ctx.beginPath(); | ||
| 44行: | 41行: | ||
ctx.stroke(); | ctx.stroke(); | ||
} | } | ||
| − | </ | + | </yjavascript> |
| − | + | ||
<ycanvas id="c1" width="1098" height="140"></ycanvas> | <ycanvas id="c1" width="1098" height="140"></ycanvas> | ||
