目录一、背景二、方法1、trim()、ltrim()、rtrim()函数（1）trim()去除字段首尾空白字符，也可以去除指定字符（2）ltrim()去除左空格（3）rtrim()去除右空格2、replace()函数（1）替换字段中指定字符为新字符（2）指
Greetings, I done the debugger setup on a WAMP server... What happens is that it says that a timeout error ocurred when the debug开发者_运维问答 server attempted to connect the following IP/Host 127.
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