What is the concept of ceil in JavaScript

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In JavaScript, ceil means "rounding up". This method can round up a number and return an integer that is greater than or equal to the specified value and is closest to the specified value. If the parameter in the method is an integer, the value remains unchanged and the syntax is "Math.ceil".

The operating environment of this tutorial: windows10 system, javascript1.8.5 version, Dell G3 computer.

What is the meaning of ceil in JavaScript

The ceil () method rounds up a number.

If the parameter is an integer, the value remains the same.

Note: the ceil () method performs an upwards rounding, which returns the integer that is greater than or equal to the function parameter and is closest to it.

The syntax is:

Math.ceil (x)

X required. Must be a numeric value.

Return value

The integer to which Number is greater than or equal to x and is closest to it.

Examples are as follows:

123 Click the button and the different values rise to the nearest integer.