{"id":846,"date":"2010-05-31T23:25:13","date_gmt":"2010-05-31T15:25:13","guid":{"rendered":"http:\/\/www.zhangxinxu.com\/wordpress\/?p=846"},"modified":"2018-01-01T17:55:20","modified_gmt":"2018-01-01T09:55:20","slug":"%e4%bb%a3%e7%a0%81%e7%b2%be%e7%ae%80-%e5%b8%b8%e8%a7%81javascript%e4%bb%a3%e7%a0%81%e7%bc%a9%e5%86%99%e4%b8%be%e4%be%8b","status":"publish","type":"post","link":"https:\/\/www.zhangxinxu.com\/wordpress\/2010\/05\/%e4%bb%a3%e7%a0%81%e7%b2%be%e7%ae%80-%e5%b8%b8%e8%a7%81javascript%e4%bb%a3%e7%a0%81%e7%bc%a9%e5%86%99%e4%b8%be%e4%be%8b\/","title":{"rendered":"\u4ee3\u7801\u7cbe\u7b80 – \u5e38\u89c1JavaScript\u4ee3\u7801\u7f29\u5199\u4e3e\u4f8b"},"content":{"rendered":"

by zhangxinxu<\/a> from http:\/\/www.zhangxinxu.com<\/a>
\n\u672c\u6587\u5730\u5740\uff1ahttp:\/\/www.zhangxinxu.com\/wordpress\/?p=846<\/a><\/p>\n

\u6709\u4e00\u4e9b\u5e38\u89c1\u7684\u65b9\u6cd5\u53ef\u4ee5\u8ba9\u4f60\u7684JavaScript\u4ee3\u7801\u8282\u7ea6\u4e00\u4e9b\u5b57\u8282\uff0c\u540c\u65f6\u63d0\u9ad8\u53ef\u8bfb\u6027\u3002<\/p>\n

\u53d8\u91cf\u9012\u589e\/\u9012\u51cf\/\u4e58\/\u9664<\/h4>\n

\u5982\u679c\u4f60\u60f3\u9012\u589e\u6216\u9012\u51cf\u4e00\u4e2a\u53d8\u91cf\uff0c\u7c7b\u4f3c\u4e0b\u9762\uff1a<\/p>\n

\n
growCount = growCount + 1;\nshrinkCount = shrinkCount - 1;<\/pre>\n
\u53ef\u4ee5\u4ee5\u4e0b\u9762\u7684\u65b9\u5f0f\u4e66\u5199\uff1a<\/p>\n
\n
growCount ++;\nshrinkCount - -;<\/pre>\n
\u52a0\u51cf\u4e58\u9664\u7b49\u90fd\u53ef\u4ee5\u4ee5\u8fd9\u79cd\u65b9\u5f0f\u4e66\u5199\uff1a<\/p>\n
growCout += 100;\nshrinkCount -= 2;\n\nmoreSweets *= 5; \/\/ multiply moreSweets by 5\nlessApple \/= 2; \/\/ divide lessApple by 2\n<\/pre>\n
\u4e09\u5143\u64cd\u4f5c\u7b26<\/h4>\n
\u60f3\u975e\u6b64\u5373\u5f7c\u7684if\u5224\u65ad\u8bed\u53e5\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e09\u5143\u8fd0\u7b97\u7b26\uff1a<\/p>\n
\u4f8b\u5982\uff0c\u5982\u4e0b\u4ee3\u7801<\/p>\n
\n
if(myAge > legalAge) {\n    canDrink = true;\n} else {\n    canDrink = false;\n}<\/pre>\n
\u53ef\u4ee5\u4ee5\u4e0b\u9762\u65b9\u5f0f\u4e66\u5199\uff1a<\/p>\n
\n
var canDrink = (myAge > legalAge) ? true : false;<\/pre>\n
\u7ec4\u5408\u6570\u7ec4\u7b26\u53f7<\/h4>\n
\u6211\u4eec\u53ef\u80fd\u4f1a\u89c1\u5230\u7c7b\u4f3c\u4e0b\u9762\u7684\u5199\u6cd5\uff0c\u5373\u5148\u521b\u5efa\u4e00\u4e2a\u6570\u7ec4\uff0c\u7136\u540e\u4f9d\u6b21\u6dfb\u52a0\u4e00\u4e9b\u547d\u540d\u5143\u7d20\uff1a<\/p>\n
var skillSet = new Array();\nskillSet['Document language'] = 'HTML5';\nskillSet['Styling language'] = 'CSS3';\nskillSet['Javascript library'] = 'jQuery';\nskillSet['Other'] = 'Usability and accessibility';\n<\/pre>\n
\u4e00\u4e2a\u66f4\u5feb\u3001\u53ef\u8bfb\u6027\u66f4\u597d\u7684\u5199\u6cd5\u662f\u4f7f\u7528\u5bf9\u8c61\u5b57\u9762\u91cf\u5b9e\u73b0\u7c7b\u4f3c\u7684\u8868\u610f\uff08\u5f53\u7136\uff0c\u5176\u4e2d\u6709\u4e00\u4e9b\u5dee\u5f02\uff09\uff1a<\/p>\n
var skillSet = {\n    'Document language' : 'HTML5',\n    'Styling language' : 'CSS3',\n    'Javascript library' : 'jQuery',\n    'Other' : 'Usability and accessibility'\n}<\/pre>\n
\u6ce8\u610f\u6700\u540e\u4e00\u4e2a\u53d8\u91cf\u672b\u5c3e\u6ca1\u6709\u9017\u53f7\uff0c\u5426\u5219IE\u6d4f\u89c8\u5668\u4e0b\u4f1a\u62a5\u201c\u7f3a\u5c11\u6807\u8bc6\u7b26\u201d\u7684\u9519\u8bef\u3002<\/p>\n
\u9ed8\u8ba4\u503c\u7684\u5206\u914d<\/h4>\n
\u89c1\u5982\u4e0b\u4ee3\u7801\u7684\u53d8\u91cf\u5b9a\u4e49\uff1a<\/p>\n
function displayValues(limit) {\n    var length;\n    if(limit) {\n        length = limit;\n    } else {\n        length = 10;\n    }\n    for(var i = 0; i++; i < = length) {\n        ...\n}<\/pre>\n
\u4f7f\u7528\u4e86\u4e00\u4e2aif<\/code>\u8bed\u53e5\u8fdb\u884c\u5224\u65ad\uff0c\u5176\u5b9e\uff0c\u6211\u4eec\u53ef\u4ee5\u5f88\u7b80\u5355\u7684\u5b9e\u73b0\uff1a<\/p>\n
function displayValues(limit) {\n    var length = limit || 10;\n    for(var i = 0; i++; i < = length) {\n        ...\n}<\/pre>\n
\u6700\u540e\u7684\u5520\u53e8<\/h4>\n
\u4e07\u7269\u90fd\u662f\u8fa9\u8bc1\u7684\uff0c\u5177\u6709\u4e24\u9762\u6027\u3002\u53ef\u80fd\u6211\u4eec\u8282\u7ea6\u7684\u4e00\u70b9\u4ee3\u7801\u7684\u5927\u5c0f\uff0c\u4f46\u662f\u53ef\u80fd\u5f71\u54cd\u4e86\u4ee3\u7801\u7684\u6027\u80fd\uff0c\u6216\u662f\u4ee3\u7801\u7684\u7f8e\u89c2\u3002\u4f8b\u5982a++\u4e0d\u5982a+=1\u6765\u7684\u6574\u6d01\uff08\u53c2\u89c1\u300aJavaScript\u8bed\u8a00\u7cbe\u7cb9\u300bp112\uff09\u3002\u6240\u4ee5\uff0c\u4ee5\u4e0a\u7684\u7f29\u5199\u5e76\u4e0d\u662f\u6700\u4f73\u6700\u597d\uff0c\u5fc5\u987b\u9075\u5faa\u7684\uff0c\u9700\u8981\u6839\u636e\u5b9e\u9645\u60c5\u51b5\u4ee5\u53ca\u81ea\u8eab\u7684\u559c\u597d\u7406\u89e3\u5408\u7406\u4f7f\u7528\u3002<\/p>\n
\u672c\u6587\u4e3a\u539f\u521b\u6587\u7ae0\uff0c\u8f6c\u8f7d\u8bf7\u6ce8\u660e\u6765\u81ea\u5f20\u946b\u65ed-\u946b\u7a7a\u95f4-\u946b\u751f\u6d3b<\/a>[http:\/\/www.zhangxinxu.com<\/a>]
\n\u672c\u6587\u5730\u5740\uff1ahttp:\/\/www.zhangxinxu.com\/wordpress\/?p=846<\/a><\/p>\n
\uff08\u672c\u7bc7\u5b8c\uff09<\/p>\n","protected":false},"excerpt":{"rendered":"
\u672c\u6587\u5185\u5bb9\u975e\u5e38\u7b80\u5355\uff0c\u5c31\u662f\u5c55\u793a\u4e86JavaScript\u4e2d\u4e00\u4e9b\u5e38\u89c1\u7684\u53ef\u4ee5\u7f29\u5199\u7684\u5b9e\u4f8b\u4e3e\u4f8b\uff0c\u6ca1\u6709demo\uff0c\u6ca1\u6709\u622a\u56fe\uff0c\u4ec5\u4ec5\u662f\u4e00\u4e9b\u4ee3\u7801\u5c55\u793a\uff0c\u5bf9\u4e8e\u521d\u5b66\u8005\u800c\u8a00\u662f\u6709\u4e00\u5b9a\u7684\u5e2e\u52a9\u7684\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[13,1273,407],"_links":{"self":[{"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/posts\/846"}],"collection":[{"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/comments?post=846"}],"version-history":[{"count":0,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/posts\/846\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/media?parent=846"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/categories?post=846"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/tags?post=846"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}