After following, you can keep track of his dynamic information in a timely manner
Courses in the relevant section：PHP data type Boolean
true false
1 true 0 false
2023-05-020個(gè)贊
Courses in the relevant section：PHP data type string
‘字符串’ “$bianliang”.’可以拼接字符串’ “$bianliang可以拼接字符串”
‘字符串’; “$bianliang 可以拼接字符串”; “$bianliang”.’可以拼接字符串’;
2023-05-021個(gè)贊
Courses in the relevant section：PHP data type floating point
函數(shù) var.dunp(); 打印數(shù)據(jù)類(lèi)型，顯示對(duì)應(yīng)變量的長(zhǎng)度和值
2023-05-020個(gè)贊
