How to learn php efficiently
19 minutes02 secondsVariable type
02 minutes36 secondsVariable detection
04 minutes50 secondsVariable type judgment
05 minutes26 secondsPrint debug variables
04 minutes22 secondsVariable type conversion
08 minutes16 secondsAssignment by value and assignment by reference
10 minutes48 secondsDestroy variables
06 minutes57 secondsdynamic variables
04 minutes19 secondsarithmetic operators
05 minutes10 secondscomparison operator
08 minutes56 secondsternary operator
04 minutes42 secondsLogical Operators
08 minutes57 secondsincrement decrement operator
05 minutes33 secondsString operators
04 minutes34 secondsassignment operator
02 minutes41 secondsswitch case control structure
09 minutes17 secondswhile loop
05 minutes24 secondsfor loop
08 minutes50 secondsbreak与continue
04 minutes52 secondsClassic example of bridge crossing problem
04 minutes28 secondsClassic case: ninety-nine multiplication tables
07 minutes17 secondsClassic case: One hundred dollars to buy one hundred chickens problem
08 minutes01 secondsFunction concept
06 minutes33 secondsfunction definition format
02 minutes47 secondsFunction execution and return process
10 minutes15 secondsFunction parameter passing method
07 minutes15 secondsfunction scope
08 minutes18 secondsDynamically calling functions
04 minutes41 secondstimestamp function
07 minutes04 secondsTimestamp formatting
09 minutes09 secondsDate parsing function
07 minutes56 secondsString definition method
05 minutes15 secondsThe difference between single and double quotes
07 minutes03 secondsCommon string functions
21 minutes43 secondsArray declaration method
03 minutes56 secondsarray type
04 minutes50 secondsArray key rules
08 minutes28 secondsOperate array unit
07 minutes00 secondsTraverse array
08 minutes29 secondsArray cursor operations
08 minutes51 secondsCommon functions for arrays
05 minutes53 secondsArray case of lamb breeding
15 minutes11 secondsSuper changing variables
18 minutes52 secondsExplanation of constant system
11 minutes41 secondsFile introduction
11 minutes08 secondsBase and bit operations (Part 1)
20 minutes09 secondsBase and bit operations (Part 2)
20 minutes09 secondsphp error reporting settings
16 minutes12 secondsFloating point numbers are not precise
08 minutes23 secondsShort-circuit characteristics of logic operations
12 minutes17 secondsCase file management system
32 minutes29 secondsrecursive concept
08 minutes54 secondsRecursive tricks
12 minutes33 secondsstaticstatic variable
15 minutes27 secondsRecursion exercises
05 minutes32 secondsIP domain name and DNS concepts
13 minutes14 secondsApache installation and virtual host configuration
19 minutes33 secondsApache integrates PHP
13 minutes23 secondsInstallMySQL
12 minutes16 seconds10 introductory statements for MySQL
18 minutes30 secondsSubmit message to MySQL
19 minutes31 seconds