The lcg_value() function is an inbuilt function in PHP which is used to generate the pseudo-random number in the range of (0, 1).
Syntax:
lcg_value()
Parameters Used: This function does not take any parameters.
Return Values: This function returns A pseudo random float value in a range between 0 and 1.
Errors and Exceptions: Not useful for cryptographic purpose because this function does not generate cryptographically secure values.
Below programs illustrate the lcg_value() function
Program 1:
<?php // PHP program to illustrate // lcg_value() function //print the value in range between 0 and 1 echo lcg_value(); ?> |
Output:
0.13542664978974
Program 2: Function prints each time different values and also return type of value.
<?php echo lcg_value(). "\n"; echo lcg_value(). "\n"; echo lcg_value(). "\n"; echo lcg_value(). "\n"; echo lcg_value(). "\n"; echo lcg_value(). "\n"; // for checking types // of return value $x = lcg_value(); //print the type of value returned echo gettype($x); ?> |
Output:
0.07786871705105 0.70944065438839 0.91109571202142 0.44844141753786 0.63726317430881 0.2004533497305 double
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