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Qianfeng Education PHP basic video tutorial (Part 1)

Chapter1 PHP basic video tutorial (Part 1)
1-1 Environment setup
1-2 PHP file format
1-3 variable
1-4 single quotes double quotes
1-5 type of data
1-6 Data type conversion
1-7 System constants
1-8 operator
1-9 Several situations in which it is false
1-10 process control
1-11 under process control
1-12 on loop
1-13 under loop
1-14 Functionally
1-15 in function
1-16 under function
1-17 Commonly used functions
1-18 File contains
1-19 on array
1-20 in array
1-21 under array
1-22 superglobal array
1-23 Error handling
1-24 date function

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