Merge branch 'master' of https://github.com/syyongx/php2go

Author: Syyong

README.md

@@ -1,5 +1,5 @@
 # php2go
-Use Golang to implement PHP's common built-in functions. About 120+ functions have been implemented.
+Use Golang to implement PHP's common built-in functions. About 140+ functions have been implemented.
 
 ## Install
 ```shell
@@ -192,4 +192,4 @@ Ternary(condition bool, trueVal, falseVal interface{}) interface{}
 ```
 
 ## LICENSE
-php2go source code is licensed under the [MIT](https://github.com/syyongx/php2go/blob/master/LICENSE) Licence.
+php2go source code is licensed under the [MIT](https://github.com/syyongx/php2go/blob/master/LICENSE) Licence.

php2go.go

@@ -66,7 +66,7 @@ func Checkdate(month, day, year int) bool {
 	}
 	switch month {
 	case 4, 6, 9, 11:
-		if day == 31 {
+		if day > 30 {
 			return false
 		}
 	case 2:
@@ -1440,6 +1440,7 @@ func Fgetcsv(handle *os.File, length int, delimiter rune) ([][]string, error) {
 }
 
 // disk_free_space()
+// Only supports Unix/Linux operating systems
 func DiskFreeSpace(directory string) (uint64, error) {
 	fs := syscall.Statfs_t{}
 	err := syscall.Statfs(directory, &fs)
@@ -1450,6 +1451,7 @@ func DiskFreeSpace(directory string) (uint64, error) {
 }
 
 // disk_total_space()
+// Only supports Unix/Linux operating systems
 func DiskTotalSpace(directory string) (uint64, error) {
 	fs := syscall.Statfs_t{}
 	err := syscall.Statfs(directory, &fs)