php round to nearest 10

Ceil is a function for getting a value from the up position; floor is a function for rounding out the decimal places to get a value; round is a function for rounding out. Ceil definition and usage: the ceil () function rounds up to the nearest

Ceil is a function of rounding up to get a value;Floor is a function of dropping a decimal bit to get a value;Round is a function for rounding. CeilDefinition and Usage:The Ceil () function is rounded up to the nearest integer. Copy Code code

Numeric functions, other rand, floor, ceil, round, $ REMOTE_ADDR numeric functions Srand Random number initialization Rand Random number generation Floor Integer truncation Ceil Function rounded up to

PHP 5Math function Introduction to PHP MathThe Math function can handle values in the range of integers and float. InstallationThe PHP Math function is part of the PHP core. These functions can be used without installation. PHP 5

The filter_validate_float filter uses the value as a floating point number for verification.*/$ Var = 12.3;Var_dump (filter_var ($ var, filter_validate_float ));// Float (1, 12.3)/*Non-negative floating point number (positive floating point number +

The complete path and FILE name of the common PHP system constant _ FILE. If it is used in a file to be included, the file name to be included is returned. Since PHP4.0.2, it always contains an absolute path (if it is a symbolic connection, it is

In the previous article to introduce you to PHP variable variables, today through this article to introduce you to PHP variable functions, specific details are as follows. PHP supports the concept of variable functions. This means that if a

Common php Data functions. Function description of php abs device () returns the absolute value of 3rd acos () returns the arccosine 3rd acossh () returns the inverse hyperbolic cosine of 4 axin () returns the function description of a PHP on the

The Filter_validate_float filter validates the value as a floating-point number. */ $var = 12.3; Var_dump (Filter_var ($var, filter_validate_float)); Float (12.3) /*Non-negative floating-point number (positive floating point + 0): ^d+ (. d+)?

function Description of PHP ABS device () returns the absolute number 3rd ACOs () returns the 3rd number of arccosine Acosh () returns the inverse hyperbolic cosine of number 4th Azeem () return to the 3rd of the inverse chord Asinh () returns the