目前我这样做:
badLinks = Array.new badLinksFile = File.new(arrayFilePath + 'badLinks.txt','w+') badLinksFile.puts badLinks.to_json
数组badLinks包含哈希,并且是:
brokenLink = Hash.new brokenLink[:onPage] = @lastPage brokenLink[:link] = @nextPage badLinks.push(brokenLink)
当我查看文件时它是空的.这有用吗?
解决方法
要检查几件事:
badLinksFile = File.new(arrayFilePath + 'badLinks.txt','w+')
应该是’w’而不是’w’.从IO文档:
"w" | Write-only,truncates existing file | to zero length or creates a new file for writing. -----+-------------------------------------------------------- "w+" | Read-write,truncates existing file to zero length | or creates a new file for reading and writing.
我会更像这样编写代码:
bad_links = [] brokenLink = { :onPage => @lastPage,:link => @nextPage } bad_links << brokenLink File.write(arrayFilePath + 'badLinks.txt',bad_links.to_json)
这没有经过测试,但它更有意义,而且是惯用的Ruby.
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