How to convert decimal in php

How to convert decimal in php: 1. Create a PHP sample file; 2. Use the "float floatval (mixed $var)" method to convert.

The operating environment of this article: Windows7 system, PHP7.1 version, DELL G3 computer

php How to convert decimal?

How to convert php string to decimal type

Use floatval function to convert

float floatval ( mixed $var )

Return the float value of variable var.

var can be any scalar type. You cannot use floatval() with arrays or objects.

$var = '122.34343The';
$float_value_of_var = floatval ($var);
print $float_value_of_var; // 打印出 122.34343

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