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LOG10 (PHP3, PHP4) log10---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Logarithm syntax for bottom 10: float log10 (float arg); Description: Returns the value of Arg with a base of 10.

Pow (PHP3, PHP4) POW---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Returns the value syntax for the secondary item: Float POW (float base, float exp); Description: Returns the value of the base base, exp for the secondary item. Reference: exp ()

Log (PHP3, PHP4) log---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Natural logarithm Syntax: float log (float arg); Description: Returns the natural pair value of ARG.

Pi (PHP3, PHP4) pi---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Obtain the value of Pi pi syntax: double pi (void); Description: Returns the approximate value of Pi pi.

Hexdec (PHP3, PHP4) hexdec---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; hexadecimal decimal Syntax: int hexdec (string hex_string); Description: Converts the value of the hex_string 16 into decimal value, the maximum value that can be converted is 16 7 FFFF ...

Octdec (PHP3, PHP4) octdec---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; octal decimal Syntax: int octdec (string octal_string); Remarks: Converts the value of the parameter octal_string to decimal value, which returns a decimal value. Can turn ...

Getrandmax (PHP3, PHP4) getrandmax---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Get maximum chaos numerical syntax: int getrandmax (void); Description: Returns the maximum value, which can be returned by calling Rand (). Reference: Rand () Srand ...

Number_format (PHP3, PHP4) number_format---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Format the numeric string syntax: string Number_format (float number, int decimals, string dec_point,...

Floor (PHP3, PHP4) Floor---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Gets the maximum integer value syntax less than the specified number: int floor (float); Note: Returns the maximum integer value less than number. Using Ceil () absolute on integers is a waste of time. Reference: CE ...

Exp (PHP3, PHP4) exp---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; To obtain the natural logarithm of the secondary value syntax: float exp (float arg); Description: Returns the value of the ARG secondary of the natural log e. Reference: POW ()

Atan (PHP3, PHP4) atan---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Take the inverse tangent value syntax: float atan (float arg); Description: Returns the tangent value (diameter) of the parameter arg. Reference: ACOs () ASIN ()

Ldap_mod_replace New LDAP directory replaces old attributes. Syntax: boolean ldap_mod_replace (int handle, string dn, array entry); Return value: Boolean function Type: http://www.aliyun.com/zixun/aggregation/32416.html "> Network system Content Description This function is used for ...

Deg2rad (PHP3 >= 3.0.4, PHP4) deg2rad---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Converts a numeric value from degree to degree syntax: Double Deg2rad (double) indicates that this function converts number from degree to diameter. Reference: Rad2 ...

ASIN (PHP3, PHP4) ASIN---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Take the inverse string value syntax: Float ASIN (float arg); Description: Returns the inverse chord value (diameter) of the parameter arg. Reference: ACOs () Atan ()

Ldap_bind the LDAP directory. Syntax: boolean ldap_bind (int handle, string [Bind_rdn], string [Bind_password]); Return value: Boolean function Type: http://www.aliyun.com/zixun/aggregation/32416.html "> Network system Content Description This function is used to fasten ...

Decoct (PHP3, PHP4) decoct---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Decimal octal Syntax: string decoct (int number); Remarks: Converts the value of the parameter number decimal to the octal value, which returns an octal value. The maximum value that can be converted is octal 1 ...

ACOs (PHP3, PHP4) acos---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Take the inverse cosine syntax: float acos (float arg); Note: Returns the inverse cosine value (diameter) of the parameter arg. Reference: ASIN () <18:35 2001-6-13a hr ...

Ldap_connect Connect to the LDAP server. Syntax: int ldap_connect (string [hosthttp://www.aliyun.com/zixun/aggregation/11696.html ">name], int [port]); Return value: integer function type: Network system content Description This function is used to link to the LDAP server. parameter hostname if omitted, ...

Dechex (PHP3, PHP4) dechex---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Decimal hexadecimal syntax: string dechex (int number); Remarks: Converts the value of the parameter number decimal to a value of 16, which returns a value of 16. The maximum value that can be converted is 16 ...

ABS (PHP3, PHP4) ABS---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Take absolute value syntax: Mixed ABS (mixed number); Note: Returns the absolute value of the parameter number, if number is a floating-point number, the returned form is also a floating-point number, in addition to the other returned form is an integer.