{"id":2479,"date":"2020-11-14T15:22:27","date_gmt":"2020-11-14T07:22:27","guid":{"rendered":"http:\/\/admin.evshou.com\/?p=2479"},"modified":"2020-11-23T11:23:58","modified_gmt":"2020-11-23T03:23:58","slug":"2020javaweb%e6%95%99%e7%a8%8b%e4%b9%8bjavascript%e7%9a%84bom1","status":"publish","type":"post","link":"https:\/\/www.9713job.com\/?p=2479","title":{"rendered":"2020javaweb\u6559\u7a0b\u4e4bJavaScript\u7684BOM1"},"content":{"rendered":"

2020javaweb\u6559\u7a0b\u4e4bJavaScript\u7684BOM1<\/h3>\n

1.window\u5bf9\u8c61<\/strong><\/span><\/p>\n

window\u5c3a\u5bf8<\/span><\/p>\n

innerWidth\u3001innerHeight \u6d4f\u89c8\u5668\u7a97\u53e3\u7684\u5185\u90e8\u5bbd\u9ad8\uff0c\u4e0d\u5305\u62ec\u6eda\u52a8\u6761\uff0c\u83dc\u5355\u680f\uff0c\u5de5\u5177\u680f\u3002<\/p>\n

\/\/\u83b7\u53d6\u6d4f\u89c8\u5668\u5bbd\u5ea6
\nvar w=window.innerWidth||document.documentElement.clientWidth||document.body.clientWidth;
\n\/\/\u83b7\u53d6\u6d4f\u89c8\u5668\u9ad8\u5ea6
\nvar h=window.innerHeight||document.documentElement.clientHeight||document.body.clientHeight;<\/p>\n

\u5c4f\u5e55\u7684\u5c3a\u5bf8<\/span><\/p>\n

\/\/\u5c4f\u5e55\u7684\u5bbd\u5ea6\u548c\u9ad8\u5ea6
\ndocument.write(screen.availWidth+”*”+screen.availHeight);<\/p>\n

window\u65b9\u6cd5<\/span><\/p>\n

var r;\r\n\/\/\u6253\u5f00\u65b0\u7a97\u53e3\r\nfunction opens(){\r\n  r=window.open(\"http:\/\/127.0.0.2\",\"\u8212\u5927\u5c11\u535a\u5ba2\");\r\n}\r\n\/\/\u5173\u95ed\u6253\u5f00\u7684\u65b0\u7a97\u53e3\r\nfunction closes(){\r\n  r.close();\r\n}\r\n<\/pre>\n
location<\/span><\/p>\n
location \u5bf9\u8c61\u7528\u4e8e\u83b7\u5f97\u5f53\u524d\u9875\u9762\u7684\u5730\u5740 (URL)\uff0c\u5e76\u628a\u6d4f\u89c8\u5668\u91cd\u5b9a\u5411\u5230\u65b0\u7684\u9875\u9762<\/p>\n
\u65b9\u6cd5\uff1a<\/p>\n
console.log(\"\u5f53\u524d\u9875\u9762\u7684\u8def\u5f84\u548c\u6587\u4ef6\u540d\"+location.pathname);\r\nconsole.log(\"\u4e3b\u673a\u540d\"+location.hostname);\r\nconsole.log(\"\u5f53\u524d\u9875\u9762\u7684URL\"+location.href);\r\nconsole.log(\"web\u534f\u8bae\"+location.protocol);<\/pre>\n
\/\/location.assign() \u65b9\u6cd5\u52a0\u8f7d\u65b0\u7684\u6587\u6863\u3002
\nlocation.assign(“http:\/\/127.0.0.2”);<\/p>\n
history<\/span><\/p>\n
\u8be5\u5bf9\u8c61\u5305\u542b\u6d4f\u89c8\u5668\u7684\u5386\u53f2\uff0c\u53ef\u4ee5\u4e0d\u4f7f\u7528window\u524d\u7f00<\/p>\n
\/\/\u6d4f\u89c8\u5668\u524d\u8fdb\r\nfunction gos(){\r\n  history.forward();\r\n}\r\n\/\/\u6d4f\u89c8\u5668\u540e\u9000\r\nfunction backs(){\r\n  history.back();\r\n}\r\n<\/pre>\n
Date\u5bf9\u8c61<\/strong><\/span><\/p>\n
var date=new Date();\r\n\/\/\u83b7\u53d6\u5e74\u4efd\r\nvar year=date.getFullYear();\r\n\/\/\u83b7\u53d6\u6708\u4efd(0~11)\r\nvar month=date.getMonth()+1;\r\n\/\/\u83b7\u53d6\u65e5\u671f\r\nvar day=date.getDate();\r\n\/\/\u83b7\u53d6\u661f\u671f\r\nvar week=date.getDay();\r\n\/\/\u83b7\u53d6\u5c0f\u65f6\r\nvar hours=date.getHours();\r\n\/\/\u83b7\u53d6\u5206\u949f\r\nvar min=date.getMinutes();\r\n\/\/\u83b7\u53d6\u79d2\u6570\r\nvar m=date.getSeconds();\r\ndocument.write(year+\"\/\"+month+\"\/\"+day+\"\u661f\u671f\"+week+\"  \"+hours+\":\"+min+\":\"+m)\r\n<\/pre>\n
\"\"<\/p>\n
setInterval() \u95f4\u6b47\u8c03\u7528<\/strong><\/span><\/p>\n
\u95f4\u9694\u6307\u5b9a\u7684\u6beb\u79d2\u6570\u4e0d\u505c\u5730\u6267\u884c\u6307\u5b9a\u7684\u4ee3\u7801<\/p>\n
clearInterval() \u6e05\u9664\u95f4\u6b47\u8c03\u7528<\/strong><\/span><\/p>\n
\u8be5\u65b9\u6cd5\u7528\u4e8e\u505c\u6b62 setInterval() \u65b9\u6cd5\u6267\u884c\u7684\u51fd\u6570\u4ee3\u7801<\/p>\n
function times(){\r\n  var t=document.getElementById(\"time\");\r\n  var date=new Date();\r\n  \/\/\u83b7\u53d6\u5e74\u4efd\r\n  var year=date.getFullYear();\r\n  \/\/\u83b7\u53d6\u6708\u4efd(0~11)\r\n  var month=date.getMonth()+1;\r\n  \/\/\u83b7\u53d6\u65e5\u671f\r\n  var day=date.getDate();\r\n  \/\/\u83b7\u53d6\u661f\u671f\r\n  var week=date.getDay();\r\n  \/\/\u83b7\u53d6\u5c0f\u65f6\r\n  var hours=date.getHours();\r\n  \/\/\u83b7\u53d6\u5206\u949f\r\n  var min=date.getMinutes();\r\n  \/\/\u83b7\u53d6\u79d2\u6570\r\n  var m=date.getSeconds();\r\n  var w=\"\";\r\n  \/\/\u5224\u65ad\u5468\u671f\r\n  switch(week){\r\n    case 1:\r\n      w=\"\u4e00\";\r\n      break;\r\n    case 2:\r\n      w=\"\u4e8c\";\r\n      break;\r\n    case 3:\r\n      w=\"\u4e09\";\r\n      break;\r\n    case 4:\r\n      w=\"\u56db\";\r\n      break;\r\n    case 5:\r\n      w=\"\u4e94\";\r\n      break;\r\n    case 6:\r\n      w=\"\u516d\";\r\n      break;\r\n    default:\r\n      w=\"\u65e5\";\r\n      break;\r\n}\r\n    \/\/\u6253\u5370\u5e74\u6708\u65e5\u548c\u661f\u671f\u4ee5\u53ca\u65f6\u5206\u79d2\r\n    t.innerHTML=year+\"\/\"+buling(month)+\"\/\"+buling(day)+\"\u661f\u671f\"+w+\"  \"\r\n    +buling(hours)+\":\"+buling(min)+\":\"+buling(m);\r\n}\r\n\/\/\u5bf9\u5f53\u524d\u6570\u503c\u5224\u65ad\uff0c\u5c0f\u4e8e10\u5219\u88650\r\nfunction buling(z){\r\n    if(z<10){\r\n        return z=\"0\"+z;\r\n    }\r\n    else{\r\n        return z;\r\n    }\r\n}\r\nvar r;\r\n\/\/\u5f00\u542f\u8ba1\u65f6\r\nfunction starts(){\r\n    r=setInterval(function(){times()},1000);\r\n}\r\n\/\/\u505c\u6b62\u8ba1\u65f6\r\nfunction stops(){\r\n    clearInterval(r);\r\n}\r\n<\/pre>\n
\"\"
\n\"\"
\n\"\"
\n\"\"<\/p>\n
 <\/p>\n
setTimeout \u8d85\u65f6\u8c03\u7528<\/strong><\/span><\/p>\n
\u5ef6\u8fdf\u6267\u884c\u6307\u5b9a\u7684\u51fd\u6570\uff0c\u53ea\u80fd\u6267\u884c\u4e00\u6b21<\/span><\/p>\n
\u8bed\u6cd5\uff1asetTimeout(code,millisec)
\n\u53c2\u6570\uff1a
\n1.code\uff1a\u8981\u8c03\u7528\u7684\u51fd\u6570\u6216\u8981\u6267\u884c\u7684js\u4ee3\u7801\u4e32
\n2.millisec\uff1a\u5728\u6267\u884c\u4ee3\u7801\u524d\u9700\u7b49\u5f85\u7684\u6beb\u79d2\u6570<\/p>\n
\u8bf4\u660e\uff1asetTimeout()\u53ea\u6267\u884ccode\u4e00\u6b21<\/span>\uff0c\u5982\u679c\u591a\u6b21\u8c03\u7528\uff0c\u53ef\u4ee5\u8ba9code\u81ea\u8eab\u518d\u6b21\u8c03\u7528setTimeout()<\/p>\n
var r;\r\nfunction starts(){\t\t\r\n  r=setTimeout(function(){alert('\u53ea\u6267\u884c\u4e00\u6b21')},1000);\r\n}\r\nfunction stops(){\r\n  clearTimeout(r);\r\n}\r\n<\/pre>\n
\"\"<\/p>\n","protected":false},"excerpt":{"rendered":"
2020javaweb\u6559\u7a0b\u4e4bJavaScript\u7684BOM1 1.window\u5bf9\u8c61 window\u5c3a\u5bf8 inner […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-2479","post","type-post","status-publish","format-standard","hentry"],"_links":{"self":[{"href":"https:\/\/www.9713job.com\/index.php?rest_route=\/wp\/v2\/posts\/2479","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.9713job.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.9713job.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.9713job.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.9713job.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2479"}],"version-history":[{"count":2,"href":"https:\/\/www.9713job.com\/index.php?rest_route=\/wp\/v2\/posts\/2479\/revisions"}],"predecessor-version":[{"id":2481,"href":"https:\/\/www.9713job.com\/index.php?rest_route=\/wp\/v2\/posts\/2479\/revisions\/2481"}],"wp:attachment":[{"href":"https:\/\/www.9713job.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2479"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.9713job.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2479"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.9713job.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2479"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}