{"id":273,"date":"2011-03-01T18:48:16","date_gmt":"2011-03-01T16:48:16","guid":{"rendered":"http:\/\/blog.ansuz.nl\/?p=273"},"modified":"2011-03-01T18:48:16","modified_gmt":"2011-03-01T16:48:16","slug":"dont-forget-to-instantiate-strings","status":"publish","type":"post","link":"http:\/\/blog.ansuz.nl\/index.php\/2011\/03\/01\/dont-forget-to-instantiate-strings\/","title":{"rendered":"Don’t forget to instantiate Strings"},"content":{"rendered":"

Small wtf moment today. I forgot to instantiate \/ give a String variable a default value. After appending the string and tracing it, “null” was the first part that showed, see below:<\/p>\n

\n\n\t\t
\n\n\t\t
\n\t\t\t\t\t\t< View plain text<\/span> ><\/a>\n\t\t\t\t\t<\/div>\n\n\t\t
code<\/div>\n\n\t\t\n\t\t
\n\n\t<\/div>\n\t\n\t
\n\t\t
  1. var test:String;<\/div><\/li>\n
  2. test += "Test 1, 2, 3, 4...";<\/div><\/li>\n
  3. trace(test);<\/div><\/li>\n
  4. \/\/ output: "nullTest 1, 2, 3, 4..."<\/div><\/li>\n<\/ol>\t<\/div>\n\n<\/div>\n\n

    Fix:<\/p>\n

    \n\n\t\t
    \n\n\t\t
    \n\t\t\t\t\t\t< View plain text<\/span> ><\/a>\n\t\t\t\t\t<\/div>\n\n\t\t
    code<\/div>\n\n\t\t\n\t\t
    \n\n\t<\/div>\n\t\n\t
    \n\t\t
    1. var test:String = "";<\/div><\/li>\n<\/ol>\t<\/div>\n\n<\/div>\n\n

      Oops! \ud83d\ude42<\/p>\n","protected":false},"excerpt":{"rendered":"

      Small wtf moment today. I forgot to instantiate \/ give a String variable a default value. After appending the string and tracing it, “null” was the first part that showed, see below: < View plain text > code var test:String; … Continue reading →<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[100,101],"class_list":["post-273","post","type-post","status-publish","format-standard","hentry","category-actionscript-30","tag-string","tag-wtf"],"_links":{"self":[{"href":"http:\/\/blog.ansuz.nl\/index.php\/wp-json\/wp\/v2\/posts\/273","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/blog.ansuz.nl\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/blog.ansuz.nl\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/blog.ansuz.nl\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/blog.ansuz.nl\/index.php\/wp-json\/wp\/v2\/comments?post=273"}],"version-history":[{"count":2,"href":"http:\/\/blog.ansuz.nl\/index.php\/wp-json\/wp\/v2\/posts\/273\/revisions"}],"predecessor-version":[{"id":275,"href":"http:\/\/blog.ansuz.nl\/index.php\/wp-json\/wp\/v2\/posts\/273\/revisions\/275"}],"wp:attachment":[{"href":"http:\/\/blog.ansuz.nl\/index.php\/wp-json\/wp\/v2\/media?parent=273"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/blog.ansuz.nl\/index.php\/wp-json\/wp\/v2\/categories?post=273"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/blog.ansuz.nl\/index.php\/wp-json\/wp\/v2\/tags?post=273"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}