illegal string offset error in php

A string is composed of a series of characters, each of which is equivalent to a byte. This means that PHP only supports the 256 character set and therefore does not support Unicode. For details, see the description of the string type. Note: string..

A string of strings consists of a series of characters, each of which is equal to one byte. This means that PHP can only support a 256 character set and therefore does not support Unicode. See detailed string types. The note:string can reach 2GB

What kind of network protocol does 1.nginx use? Nginx is the application layer I think from the bottom up, the transport layer uses the TCP/IP application layer for HTTP FastCGI is responsible for the scheduling process 2. ? echo ' Hello

[Advice] self-taught connection with the Sina Weibo open platform, running the SDK error environment provided by Sina: Win7 (x64), Wamp integration (PHP5.4.3 + MySQL5.5.24 + Apache2.4.2 + PHPMyAdmin3.5.1) Sina php sdk version: the oldest

Note: PHP does not limit the length of string. The only limit is the available memory of PHP in the computer (the value of the Memory_limit variable in the php.ini file) There are 4 ways to qualify string ranges: 1, single quotation mark; 2, double

Note: PHP does not limit the length of the string. The only limit is PHP's available memory in the computer (the value of the Memory_limit variable in the php.ini file) There are 4 methods for qualifying string ranges: 1, single quotation marks; 2,

Note: PHP does not limit the length of string. The only limit is the available memory of PHP on the computer (value of the memory_limit variable in the php. ini file)There are four methods to limit the string range:1. Single quotes;2. Double

Note: php does not limit the length of string. The only limit is the available memory of PHP on the computer (value of the memory_limit variable in the PHP. ini file) There are four methods to limit the string range: 1. Single quotes; 2. Double

As for my problem, the returned value of curl_errno () is 6. based on the above data query, we know that the reason is Couldn 'tresolvehost. thegivenremotehostwasnotresolved. this is the cause of "failed host resolution". now, I know how to solve

Document directory I. Introduction to types Ii. Boolean Iii. Integer type Iv. String 5. Array PHP supports eight primitive types, including: Four scalar types: Boolean, integer, float, and string ); Two composite types: array and object