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Analysis of the differences between echo, print_r and var_dump in PHP
Article Introduction:: Analysis of the differences between echo, print_r and var_dump in PHP: This article mainly introduces the analysis of the differences between echo, print_r and var_dump in PHP. It mainly talks about the type nature of the three and the usage differences of operating data types. It is of great practical value. Friends in need can refer to this article for a more detailed analysis of the differences between echo, print_r and var_dump in PHP. Share it with everyone for your reference. The specific analysis is as follows: all three are PHP statements with output functions, but print_r(expression) and var_dump(expression) are functions
2016-07-28
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1037
Analysis of the difference between addslashes and mysql_escape_string in PHP
Article Introduction:: Analysis of the difference between addslashes and mysql_escape_string in PHP: This article analyzes the difference between addslashes and mysql_escape_string in PHP with examples. Share it with everyone for your reference. The details are as follows: 1. When inserting data, the meaning of the two is basically the same. The only difference is that addslashes converts " '" into " ' ' when magic_quotes_sybase = on and converts " ' when magic_quotes_sybase = off. " converts to " '" while mysql_escape_string always converts " '" to
2016-07-29
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919
Analysis of the difference between parents() and parent() in jQuery_jquery
Article Introduction:This article mainly introduces the difference between parents() and parent() in jQuery, and specifically analyzes the differences in the principles and usage of parents() and parent(). It is of great practical value. Friends who need it can refer to it.
2016-05-16
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1424